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Finding the Fourth Proportional to 532,380.98, 798,686.27 and 153,299.15

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Solution

The fourth proportional to 532,380.98, 798,686.27 and 153,299.15 is: 229,981.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,380.98 : 798,686.27 = 153,299.15 : x
  2. Step 2: Convert to fraction form
    532,380.98/798,686.27 = 153,299.15/x
  3. Step 3: Cross multiply
    532,380.98x = 798,686.27 × 153,299.15
  4. Step 4: Simplify right side
    532,380.98x = 122,437,921,547.74
  5. Step 5: Solve for x
    x = 122,437,921,547.74/532,380.98
  6. Step 6: Final answer
    x = 229,981.77

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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.