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Finding the Fourth Proportional to 494,995.68, 742,506.32 and 158,036.04

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Solution

The fourth proportional to 494,995.68, 742,506.32 and 158,036.04 is: 237,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,995.68 : 742,506.32 = 158,036.04 : x
  2. Step 2: Convert to fraction form
    494,995.68/742,506.32 = 158,036.04/x
  3. Step 3: Cross multiply
    494,995.68x = 742,506.32 × 158,036.04
  4. Step 4: Simplify right side
    494,995.68x = 117,342,758,487.77
  5. Step 5: Solve for x
    x = 117,342,758,487.77/494,995.68
  6. Step 6: Final answer
    x = 237,058.15

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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.