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Finding the Fourth Proportional to 564,193.32, 840,426.06 and 533,634.85

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Solution

The fourth proportional to 564,193.32, 840,426.06 and 533,634.85 is: 794,905.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,193.32 : 840,426.06 = 533,634.85 : x
  2. Step 2: Convert to fraction form
    564,193.32/840,426.06 = 533,634.85/x
  3. Step 3: Cross multiply
    564,193.32x = 840,426.06 × 533,634.85
  4. Step 4: Simplify right side
    564,193.32x = 448,480,634,464.19
  5. Step 5: Solve for x
    x = 448,480,634,464.19/564,193.32
  6. Step 6: Final answer
    x = 794,905.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.