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Finding the Fourth Proportional to 581,082.88, 871,600.56 and 160,348

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Solution

The fourth proportional to 581,082.88, 871,600.56 and 160,348 is: 240,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,082.88 : 871,600.56 = 160,348 : x
  2. Step 2: Convert to fraction form
    581,082.88/871,600.56 = 160,348/x
  3. Step 3: Cross multiply
    581,082.88x = 871,600.56 × 160,348
  4. Step 4: Simplify right side
    581,082.88x = 139,759,406,594.88
  5. Step 5: Solve for x
    x = 139,759,406,594.88/581,082.88
  6. Step 6: Final answer
    x = 240,515.44

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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.