Home / 587,237.10-880,855.65-307,301.10

Finding the Fourth Proportional to 587,237.10, 880,855.65 and 307,301.10

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Solution

The fourth proportional to 587,237.10, 880,855.65 and 307,301.10 is: 460,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,237.10 : 880,855.65 = 307,301.10 : x
  2. Step 2: Convert to fraction form
    587,237.10/880,855.65 = 307,301.10/x
  3. Step 3: Cross multiply
    587,237.10x = 880,855.65 × 307,301.10
  4. Step 4: Simplify right side
    587,237.10x = 270,687,910,186.22
  5. Step 5: Solve for x
    x = 270,687,910,186.22/587,237.10
  6. Step 6: Final answer
    x = 460,951.65

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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.