Home / 936,308.10-1,404,462.15-576,765.30

Finding the Fourth Proportional to 936,308.10, 1,404,462.15 and 576,765.30

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Solution

The fourth proportional to 936,308.10, 1,404,462.15 and 576,765.30 is: 865,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,308.10 : 1,404,462.15 = 576,765.30 : x
  2. Step 2: Convert to fraction form
    936,308.10/1,404,462.15 = 576,765.30/x
  3. Step 3: Cross multiply
    936,308.10x = 1,404,462.15 × 576,765.30
  4. Step 4: Simplify right side
    936,308.10x = 810,045,033,283.40
  5. Step 5: Solve for x
    x = 810,045,033,283.40/936,308.10
  6. Step 6: Final answer
    x = 865,147.95

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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.