Home / 786,273.40-1,179,410.10-773,151.40

Finding the Fourth Proportional to 786,273.40, 1,179,410.10 and 773,151.40

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Solution

The fourth proportional to 786,273.40, 1,179,410.10 and 773,151.40 is: 1,159,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,273.40 : 1,179,410.10 = 773,151.40 : x
  2. Step 2: Convert to fraction form
    786,273.40/1,179,410.10 = 773,151.40/x
  3. Step 3: Cross multiply
    786,273.40x = 1,179,410.10 × 773,151.40
  4. Step 4: Simplify right side
    786,273.40x = 911,862,569,989.14
  5. Step 5: Solve for x
    x = 911,862,569,989.14/786,273.40
  6. Step 6: Final answer
    x = 1,159,727.10

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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.