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Finding the Fourth Proportional to 441,159.89, 608,931.03 and 259,930.35

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Solution

The fourth proportional to 441,159.89, 608,931.03 and 259,930.35 is: 358,780.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,159.89 : 608,931.03 = 259,930.35 : x
  2. Step 2: Convert to fraction form
    441,159.89/608,931.03 = 259,930.35/x
  3. Step 3: Cross multiply
    441,159.89x = 608,931.03 × 259,930.35
  4. Step 4: Simplify right side
    441,159.89x = 158,279,656,728.50
  5. Step 5: Solve for x
    x = 158,279,656,728.50/441,159.89
  6. Step 6: Final answer
    x = 358,780.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.