Home / 908,057.32-1,253,119.03-526,305.53

Finding the Fourth Proportional to 908,057.32, 1,253,119.03 and 526,305.53

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Solution

The fourth proportional to 908,057.32, 1,253,119.03 and 526,305.53 is: 726,301.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,057.32 : 1,253,119.03 = 526,305.53 : x
  2. Step 2: Convert to fraction form
    908,057.32/1,253,119.03 = 526,305.53/x
  3. Step 3: Cross multiply
    908,057.32x = 1,253,119.03 × 526,305.53
  4. Step 4: Simplify right side
    908,057.32x = 659,523,477,054.27
  5. Step 5: Solve for x
    x = 659,523,477,054.27/908,057.32
  6. Step 6: Final answer
    x = 726,301.59

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.