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Finding the Fourth Proportional to 253,346.88, 349,624.08 and 151,477.68

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Solution

The fourth proportional to 253,346.88, 349,624.08 and 151,477.68 is: 209,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,346.88 : 349,624.08 = 151,477.68 : x
  2. Step 2: Convert to fraction form
    253,346.88/349,624.08 = 151,477.68/x
  3. Step 3: Cross multiply
    253,346.88x = 349,624.08 × 151,477.68
  4. Step 4: Simplify right side
    253,346.88x = 52,960,244,510.53
  5. Step 5: Solve for x
    x = 52,960,244,510.53/253,346.88
  6. Step 6: Final answer
    x = 209,042.42

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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.