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Finding the Fourth Proportional to 507,061.20, 760,060.44 and 170,019.12

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Solution

The fourth proportional to 507,061.20, 760,060.44 and 170,019.12 is: 254,850.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,061.20 : 760,060.44 = 170,019.12 : x
  2. Step 2: Convert to fraction form
    507,061.20/760,060.44 = 170,019.12/x
  3. Step 3: Cross multiply
    507,061.20x = 760,060.44 × 170,019.12
  4. Step 4: Simplify right side
    507,061.20x = 129,224,807,155.61
  5. Step 5: Solve for x
    x = 129,224,807,155.61/507,061.20
  6. Step 6: Final answer
    x = 254,850.51

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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.