Home / 903,500.05-1,246,869.17-540,853.74

Finding the Fourth Proportional to 903,500.05, 1,246,869.17 and 540,853.74

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Solution

The fourth proportional to 903,500.05, 1,246,869.17 and 540,853.74 is: 746,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,500.05 : 1,246,869.17 = 540,853.74 : x
  2. Step 2: Convert to fraction form
    903,500.05/1,246,869.17 = 540,853.74/x
  3. Step 3: Cross multiply
    903,500.05x = 1,246,869.17 × 540,853.74
  4. Step 4: Simplify right side
    903,500.05x = 674,373,844,946.58
  5. Step 5: Solve for x
    x = 674,373,844,946.58/903,500.05
  6. Step 6: Final answer
    x = 746,401.56

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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.