Home / 585,111.60-875,723.40-424,731.60

Finding the Fourth Proportional to 585,111.60, 875,723.40 and 424,731.60

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Solution

The fourth proportional to 585,111.60, 875,723.40 and 424,731.60 is: 635,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,111.60 : 875,723.40 = 424,731.60 : x
  2. Step 2: Convert to fraction form
    585,111.60/875,723.40 = 424,731.60/x
  3. Step 3: Cross multiply
    585,111.60x = 875,723.40 × 424,731.60
  4. Step 4: Simplify right side
    585,111.60x = 371,947,400,839.44
  5. Step 5: Solve for x
    x = 371,947,400,839.44/585,111.60
  6. Step 6: Final answer
    x = 635,686.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.