Home / 880,773.39-1,215,426.60-498,802.92

Finding the Fourth Proportional to 880,773.39, 1,215,426.60 and 498,802.92

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Solution

The fourth proportional to 880,773.39, 1,215,426.60 and 498,802.92 is: 688,324.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,773.39 : 1,215,426.60 = 498,802.92 : x
  2. Step 2: Convert to fraction form
    880,773.39/1,215,426.60 = 498,802.92/x
  3. Step 3: Cross multiply
    880,773.39x = 1,215,426.60 × 498,802.92
  4. Step 4: Simplify right side
    880,773.39x = 606,258,337,125.67
  5. Step 5: Solve for x
    x = 606,258,337,125.67/880,773.39
  6. Step 6: Final answer
    x = 688,324.99

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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.