Home / 704,669.76-972,617.04-432,802.80

Finding the Fourth Proportional to 704,669.76, 972,617.04 and 432,802.80

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Solution

The fourth proportional to 704,669.76, 972,617.04 and 432,802.80 is: 597,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,669.76 : 972,617.04 = 432,802.80 : x
  2. Step 2: Convert to fraction form
    704,669.76/972,617.04 = 432,802.80/x
  3. Step 3: Cross multiply
    704,669.76x = 972,617.04 × 432,802.80
  4. Step 4: Simplify right side
    704,669.76x = 420,951,378,239.71
  5. Step 5: Solve for x
    x = 420,951,378,239.71/704,669.76
  6. Step 6: Final answer
    x = 597,373.98

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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.