Home / 747,289.30-1,031,282.02-425,045.82

Finding the Fourth Proportional to 747,289.30, 1,031,282.02 and 425,045.82

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Solution

The fourth proportional to 747,289.30, 1,031,282.02 and 425,045.82 is: 586,576.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,289.30 : 1,031,282.02 = 425,045.82 : x
  2. Step 2: Convert to fraction form
    747,289.30/1,031,282.02 = 425,045.82/x
  3. Step 3: Cross multiply
    747,289.30x = 1,031,282.02 × 425,045.82
  4. Step 4: Simplify right side
    747,289.30x = 438,342,111,842.16
  5. Step 5: Solve for x
    x = 438,342,111,842.16/747,289.30
  6. Step 6: Final answer
    x = 586,576.19

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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.