Home / 534,322.12-737,432.76-307,969.24

Finding the Fourth Proportional to 534,322.12, 737,432.76 and 307,969.24

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Solution

The fourth proportional to 534,322.12, 737,432.76 and 307,969.24 is: 425,036.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,322.12 : 737,432.76 = 307,969.24 : x
  2. Step 2: Convert to fraction form
    534,322.12/737,432.76 = 307,969.24/x
  3. Step 3: Cross multiply
    534,322.12x = 737,432.76 × 307,969.24
  4. Step 4: Simplify right side
    534,322.12x = 227,106,606,648.30
  5. Step 5: Solve for x
    x = 227,106,606,648.30/534,322.12
  6. Step 6: Final answer
    x = 425,036.88

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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.