Home / 936,264.60-1,404,396.90-576,721.80

Finding the Fourth Proportional to 936,264.60, 1,404,396.90 and 576,721.80

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Solution

The fourth proportional to 936,264.60, 1,404,396.90 and 576,721.80 is: 865,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,264.60 : 1,404,396.90 = 576,721.80 : x
  2. Step 2: Convert to fraction form
    936,264.60/1,404,396.90 = 576,721.80/x
  3. Step 3: Cross multiply
    936,264.60x = 1,404,396.90 × 576,721.80
  4. Step 4: Simplify right side
    936,264.60x = 809,946,308,082.42
  5. Step 5: Solve for x
    x = 809,946,308,082.42/936,264.60
  6. Step 6: Final answer
    x = 865,082.70

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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.