Home / 954,209.34-1,316,812.23-524,526.78

Finding the Fourth Proportional to 954,209.34, 1,316,812.23 and 524,526.78

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Solution

The fourth proportional to 954,209.34, 1,316,812.23 and 524,526.78 is: 723,848.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,209.34 : 1,316,812.23 = 524,526.78 : x
  2. Step 2: Convert to fraction form
    954,209.34/1,316,812.23 = 524,526.78/x
  3. Step 3: Cross multiply
    954,209.34x = 1,316,812.23 × 524,526.78
  4. Step 4: Simplify right side
    954,209.34x = 690,703,278,866.52
  5. Step 5: Solve for x
    x = 690,703,278,866.52/954,209.34
  6. Step 6: Final answer
    x = 723,848.79

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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.