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Finding the Fourth Proportional to 542,207.14, 748,245.86 and 300,526.04

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Solution

The fourth proportional to 542,207.14, 748,245.86 and 300,526.04 is: 414,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,207.14 : 748,245.86 = 300,526.04 : x
  2. Step 2: Convert to fraction form
    542,207.14/748,245.86 = 300,526.04/x
  3. Step 3: Cross multiply
    542,207.14x = 748,245.86 × 300,526.04
  4. Step 4: Simplify right side
    542,207.14x = 224,867,365,252.19
  5. Step 5: Solve for x
    x = 224,867,365,252.19/542,207.14
  6. Step 6: Final answer
    x = 414,725.94

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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.