Home / 623,545.20-935,188.20-268,570.80

Finding the Fourth Proportional to 623,545.20, 935,188.20 and 268,570.80

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Solution

The fourth proportional to 623,545.20, 935,188.20 and 268,570.80 is: 402,800.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,545.20 : 935,188.20 = 268,570.80 : x
  2. Step 2: Convert to fraction form
    623,545.20/935,188.20 = 268,570.80/x
  3. Step 3: Cross multiply
    623,545.20x = 935,188.20 × 268,570.80
  4. Step 4: Simplify right side
    623,545.20x = 251,164,243,024.56
  5. Step 5: Solve for x
    x = 251,164,243,024.56/623,545.20
  6. Step 6: Final answer
    x = 402,800.38

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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.