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Finding the Fourth Proportional to 607,524.30, 910,411.65 and 270,288.90

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Solution

The fourth proportional to 607,524.30, 910,411.65 and 270,288.90 is: 405,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,524.30 : 910,411.65 = 270,288.90 : x
  2. Step 2: Convert to fraction form
    607,524.30/910,411.65 = 270,288.90/x
  3. Step 3: Cross multiply
    607,524.30x = 910,411.65 × 270,288.90
  4. Step 4: Simplify right side
    607,524.30x = 246,074,163,425.69
  5. Step 5: Solve for x
    x = 246,074,163,425.69/607,524.30
  6. Step 6: Final answer
    x = 405,044.15

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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.