Home / 834,314.53-1,151,378.34-471,730.60

Finding the Fourth Proportional to 834,314.53, 1,151,378.34 and 471,730.60

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Solution

The fourth proportional to 834,314.53, 1,151,378.34 and 471,730.60 is: 651,001.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,314.53 : 1,151,378.34 = 471,730.60 : x
  2. Step 2: Convert to fraction form
    834,314.53/1,151,378.34 = 471,730.60/x
  3. Step 3: Cross multiply
    834,314.53x = 1,151,378.34 × 471,730.60
  4. Step 4: Simplify right side
    834,314.53x = 543,140,392,796.55
  5. Step 5: Solve for x
    x = 543,140,392,796.55/834,314.53
  6. Step 6: Final answer
    x = 651,001.96

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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.