Home / 996,173.74-1,374,716.73-543,461.50

Finding the Fourth Proportional to 996,173.74, 1,374,716.73 and 543,461.50

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Solution

The fourth proportional to 996,173.74, 1,374,716.73 and 543,461.50 is: 749,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,173.74 : 1,374,716.73 = 543,461.50 : x
  2. Step 2: Convert to fraction form
    996,173.74/1,374,716.73 = 543,461.50/x
  3. Step 3: Cross multiply
    996,173.74x = 1,374,716.73 × 543,461.50
  4. Step 4: Simplify right side
    996,173.74x = 747,105,616,160.90
  5. Step 5: Solve for x
    x = 747,105,616,160.90/996,173.74
  6. Step 6: Final answer
    x = 749,975.22

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Double scale
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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.