Home / 881,541.48-1,217,026.82-674,420.20

Finding the Fourth Proportional to 881,541.48, 1,217,026.82 and 674,420.20

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Solution

The fourth proportional to 881,541.48, 1,217,026.82 and 674,420.20 is: 931,082.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,541.48 : 1,217,026.82 = 674,420.20 : x
  2. Step 2: Convert to fraction form
    881,541.48/1,217,026.82 = 674,420.20/x
  3. Step 3: Cross multiply
    881,541.48x = 1,217,026.82 × 674,420.20
  4. Step 4: Simplify right side
    881,541.48x = 820,787,471,349.76
  5. Step 5: Solve for x
    x = 820,787,471,349.76/881,541.48
  6. Step 6: Final answer
    x = 931,082.08

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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.