Home / 714,293.53-985,769.39-472,156.18

Finding the Fourth Proportional to 714,293.53, 985,769.39 and 472,156.18

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Solution

The fourth proportional to 714,293.53, 985,769.39 and 472,156.18 is: 651,604.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,293.53 : 985,769.39 = 472,156.18 : x
  2. Step 2: Convert to fraction form
    714,293.53/985,769.39 = 472,156.18/x
  3. Step 3: Cross multiply
    714,293.53x = 985,769.39 × 472,156.18
  4. Step 4: Simplify right side
    714,293.53x = 465,437,108,259.30
  5. Step 5: Solve for x
    x = 465,437,108,259.30/714,293.53
  6. Step 6: Final answer
    x = 651,604.82

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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.