Home / 996,056.76-1,374,559.02-543,372.60

Finding the Fourth Proportional to 996,056.76, 1,374,559.02 and 543,372.60

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Solution

The fourth proportional to 996,056.76, 1,374,559.02 and 543,372.60 is: 749,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,056.76 : 1,374,559.02 = 543,372.60 : x
  2. Step 2: Convert to fraction form
    996,056.76/1,374,559.02 = 543,372.60/x
  3. Step 3: Cross multiply
    996,056.76x = 1,374,559.02 × 543,372.60
  4. Step 4: Simplify right side
    996,056.76x = 746,897,708,550.85
  5. Step 5: Solve for x
    x = 746,897,708,550.85/996,056.76
  6. Step 6: Final answer
    x = 749,854.57

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Half scale
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Double scale
Find fourth proportional to 996,057.76, 1,374,560.40 and 543,373.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.