Home / 899,230.08-1,241,766.24-577,500.72

Finding the Fourth Proportional to 899,230.08, 1,241,766.24 and 577,500.72

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Solution

The fourth proportional to 899,230.08, 1,241,766.24 and 577,500.72 is: 797,483.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,230.08 : 1,241,766.24 = 577,500.72 : x
  2. Step 2: Convert to fraction form
    899,230.08/1,241,766.24 = 577,500.72/x
  3. Step 3: Cross multiply
    899,230.08x = 1,241,766.24 × 577,500.72
  4. Step 4: Simplify right side
    899,230.08x = 717,120,897,671.69
  5. Step 5: Solve for x
    x = 717,120,897,671.69/899,230.08
  6. Step 6: Final answer
    x = 797,483.22

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.