Home / 584,429.40-876,644.10-451,569.15

Finding the Fourth Proportional to 584,429.40, 876,644.10 and 451,569.15

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Solution

The fourth proportional to 584,429.40, 876,644.10 and 451,569.15 is: 677,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,429.40 : 876,644.10 = 451,569.15 : x
  2. Step 2: Convert to fraction form
    584,429.40/876,644.10 = 451,569.15/x
  3. Step 3: Cross multiply
    584,429.40x = 876,644.10 × 451,569.15
  4. Step 4: Simplify right side
    584,429.40x = 395,865,431,089.52
  5. Step 5: Solve for x
    x = 395,865,431,089.52/584,429.40
  6. Step 6: Final answer
    x = 677,353.73

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Half scale
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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.