Home / 954,178.38-1,316,800.80-524,491.20

Finding the Fourth Proportional to 954,178.38, 1,316,800.80 and 524,491.20

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Solution

The fourth proportional to 954,178.38, 1,316,800.80 and 524,491.20 is: 723,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,178.38 : 1,316,800.80 = 524,491.20 : x
  2. Step 2: Convert to fraction form
    954,178.38/1,316,800.80 = 524,491.20/x
  3. Step 3: Cross multiply
    954,178.38x = 1,316,800.80 × 524,491.20
  4. Step 4: Simplify right side
    954,178.38x = 690,650,431,752.96
  5. Step 5: Solve for x
    x = 690,650,431,752.96/954,178.38
  6. Step 6: Final answer
    x = 723,816.89

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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.