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Finding the Fourth Proportional to 564,005.60, 846,008.40 and 537,761.60

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Solution

The fourth proportional to 564,005.60, 846,008.40 and 537,761.60 is: 806,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,005.60 : 846,008.40 = 537,761.60 : x
  2. Step 2: Convert to fraction form
    564,005.60/846,008.40 = 537,761.60/x
  3. Step 3: Cross multiply
    564,005.60x = 846,008.40 × 537,761.60
  4. Step 4: Simplify right side
    564,005.60x = 454,950,830,797.44
  5. Step 5: Solve for x
    x = 454,950,830,797.44/564,005.60
  6. Step 6: Final answer
    x = 806,642.40

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Double scale
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Similar ratio
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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.