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Finding the Fourth Proportional to 539,104.40, 808,510.80 and 160,024.40

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Solution

The fourth proportional to 539,104.40, 808,510.80 and 160,024.40 is: 239,993.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,104.40 : 808,510.80 = 160,024.40 : x
  2. Step 2: Convert to fraction form
    539,104.40/808,510.80 = 160,024.40/x
  3. Step 3: Cross multiply
    539,104.40x = 808,510.80 × 160,024.40
  4. Step 4: Simplify right side
    539,104.40x = 129,381,455,663.52
  5. Step 5: Solve for x
    x = 129,381,455,663.52/539,104.40
  6. Step 6: Final answer
    x = 239,993.32

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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.