Home / 936,278.10-1,404,417.15-576,735.30

Finding the Fourth Proportional to 936,278.10, 1,404,417.15 and 576,735.30

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Solution

The fourth proportional to 936,278.10, 1,404,417.15 and 576,735.30 is: 865,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,278.10 : 1,404,417.15 = 576,735.30 : x
  2. Step 2: Convert to fraction form
    936,278.10/1,404,417.15 = 576,735.30/x
  3. Step 3: Cross multiply
    936,278.10x = 1,404,417.15 × 576,735.30
  4. Step 4: Simplify right side
    936,278.10x = 809,976,946,330.40
  5. Step 5: Solve for x
    x = 809,976,946,330.40/936,278.10
  6. Step 6: Final answer
    x = 865,102.95

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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.