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Finding the Fourth Proportional to 296,061.48, 408,603.78 and 168,707.88

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Solution

The fourth proportional to 296,061.48, 408,603.78 and 168,707.88 is: 232,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,061.48 : 408,603.78 = 168,707.88 : x
  2. Step 2: Convert to fraction form
    296,061.48/408,603.78 = 168,707.88/x
  3. Step 3: Cross multiply
    296,061.48x = 408,603.78 × 168,707.88
  4. Step 4: Simplify right side
    296,061.48x = 68,934,677,483.79
  5. Step 5: Solve for x
    x = 68,934,677,483.79/296,061.48
  6. Step 6: Final answer
    x = 232,839.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.