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Finding the Fourth Proportional to 566,881.65, 782,267.16 and 352,017.12

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Solution

The fourth proportional to 566,881.65, 782,267.16 and 352,017.12 is: 485,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,881.65 : 782,267.16 = 352,017.12 : x
  2. Step 2: Convert to fraction form
    566,881.65/782,267.16 = 352,017.12/x
  3. Step 3: Cross multiply
    566,881.65x = 782,267.16 × 352,017.12
  4. Step 4: Simplify right side
    566,881.65x = 275,371,432,733.78
  5. Step 5: Solve for x
    x = 275,371,432,733.78/566,881.65
  6. Step 6: Final answer
    x = 485,765.30

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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.