Home / 541,581.09-747,146.61-326,601.69

Finding the Fourth Proportional to 541,581.09, 747,146.61 and 326,601.69

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Solution

The fourth proportional to 541,581.09, 747,146.61 and 326,601.69 is: 450,568.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,581.09 : 747,146.61 = 326,601.69 : x
  2. Step 2: Convert to fraction form
    541,581.09/747,146.61 = 326,601.69/x
  3. Step 3: Cross multiply
    541,581.09x = 747,146.61 × 326,601.69
  4. Step 4: Simplify right side
    541,581.09x = 244,019,345,503.77
  5. Step 5: Solve for x
    x = 244,019,345,503.77/541,581.09
  6. Step 6: Final answer
    x = 450,568.44

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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.