Home / 523,328.06-784,333.82-283,432.52

Finding the Fourth Proportional to 523,328.06, 784,333.82 and 283,432.52

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Solution

The fourth proportional to 523,328.06, 784,333.82 and 283,432.52 is: 424,792.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,328.06 : 784,333.82 = 283,432.52 : x
  2. Step 2: Convert to fraction form
    523,328.06/784,333.82 = 283,432.52/x
  3. Step 3: Cross multiply
    523,328.06x = 784,333.82 × 283,432.52
  4. Step 4: Simplify right side
    523,328.06x = 222,305,711,123.83
  5. Step 5: Solve for x
    x = 222,305,711,123.83/523,328.06
  6. Step 6: Final answer
    x = 424,792.26

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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.