Home / 711,757.96-1,066,531.02-448,549

Finding the Fourth Proportional to 711,757.96, 1,066,531.02 and 448,549

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Solution

The fourth proportional to 711,757.96, 1,066,531.02 and 448,549 is: 672,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,757.96 : 1,066,531.02 = 448,549 : x
  2. Step 2: Convert to fraction form
    711,757.96/1,066,531.02 = 448,549/x
  3. Step 3: Cross multiply
    711,757.96x = 1,066,531.02 × 448,549
  4. Step 4: Simplify right side
    711,757.96x = 478,391,422,489.98
  5. Step 5: Solve for x
    x = 478,391,422,489.98/711,757.96
  6. Step 6: Final answer
    x = 672,126.55

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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.