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Finding the Fourth Proportional to 242,073.04, 333,978.78 and 173,104.24

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Solution

The fourth proportional to 242,073.04, 333,978.78 and 173,104.24 is: 238,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,073.04 : 333,978.78 = 173,104.24 : x
  2. Step 2: Convert to fraction form
    242,073.04/333,978.78 = 173,104.24/x
  3. Step 3: Cross multiply
    242,073.04x = 333,978.78 × 173,104.24
  4. Step 4: Simplify right side
    242,073.04x = 57,813,142,888.03
  5. Step 5: Solve for x
    x = 57,813,142,888.03/242,073.04
  6. Step 6: Final answer
    x = 238,825.20

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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.