Home / 762,706.17-1,052,531.60-418,547.88

Finding the Fourth Proportional to 762,706.17, 1,052,531.60 and 418,547.88

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Solution

The fourth proportional to 762,706.17, 1,052,531.60 and 418,547.88 is: 577,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,706.17 : 1,052,531.60 = 418,547.88 : x
  2. Step 2: Convert to fraction form
    762,706.17/1,052,531.60 = 418,547.88/x
  3. Step 3: Cross multiply
    762,706.17x = 1,052,531.60 × 418,547.88
  4. Step 4: Simplify right side
    762,706.17x = 440,534,867,720.27
  5. Step 5: Solve for x
    x = 440,534,867,720.27/762,706.17
  6. Step 6: Final answer
    x = 577,594.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.