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Finding the Fourth Proportional to 507,925.52, 761,880.52 and 123,677.97

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Solution

The fourth proportional to 507,925.52, 761,880.52 and 123,677.97 is: 185,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,925.52 : 761,880.52 = 123,677.97 : x
  2. Step 2: Convert to fraction form
    507,925.52/761,880.52 = 123,677.97/x
  3. Step 3: Cross multiply
    507,925.52x = 761,880.52 × 123,677.97
  4. Step 4: Simplify right side
    507,925.52x = 94,227,836,096.14
  5. Step 5: Solve for x
    x = 94,227,836,096.14/507,925.52
  6. Step 6: Final answer
    x = 185,515.07

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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.