Home / 584,434.20-876,651.30-374,482.20

Finding the Fourth Proportional to 584,434.20, 876,651.30 and 374,482.20

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Solution

The fourth proportional to 584,434.20, 876,651.30 and 374,482.20 is: 561,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,434.20 : 876,651.30 = 374,482.20 : x
  2. Step 2: Convert to fraction form
    584,434.20/876,651.30 = 374,482.20/x
  3. Step 3: Cross multiply
    584,434.20x = 876,651.30 × 374,482.20
  4. Step 4: Simplify right side
    584,434.20x = 328,290,307,456.86
  5. Step 5: Solve for x
    x = 328,290,307,456.86/584,434.20
  6. Step 6: Final answer
    x = 561,723.30

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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.