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Finding the Fourth Proportional to 338,125.44, 507,114.72 and 101,404.56

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Solution

The fourth proportional to 338,125.44, 507,114.72 and 101,404.56 is: 152,084.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,125.44 : 507,114.72 = 101,404.56 : x
  2. Step 2: Convert to fraction form
    338,125.44/507,114.72 = 101,404.56/x
  3. Step 3: Cross multiply
    338,125.44x = 507,114.72 × 101,404.56
  4. Step 4: Simplify right side
    338,125.44x = 51,423,745,051.12
  5. Step 5: Solve for x
    x = 51,423,745,051.12/338,125.44
  6. Step 6: Final answer
    x = 152,084.82

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1.5x scale

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.