Home / 930,951.40-1,396,427.10-576,657.40

Finding the Fourth Proportional to 930,951.40, 1,396,427.10 and 576,657.40

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Solution

The fourth proportional to 930,951.40, 1,396,427.10 and 576,657.40 is: 864,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,951.40 : 1,396,427.10 = 576,657.40 : x
  2. Step 2: Convert to fraction form
    930,951.40/1,396,427.10 = 576,657.40/x
  3. Step 3: Cross multiply
    930,951.40x = 1,396,427.10 × 576,657.40
  4. Step 4: Simplify right side
    930,951.40x = 805,260,020,775.54
  5. Step 5: Solve for x
    x = 805,260,020,775.54/930,951.40
  6. Step 6: Final answer
    x = 864,986.10

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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.