Home / 849,423.87-1,172,205.11-467,450.66

Finding the Fourth Proportional to 849,423.87, 1,172,205.11 and 467,450.66

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Solution

The fourth proportional to 849,423.87, 1,172,205.11 and 467,450.66 is: 645,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,423.87 : 1,172,205.11 = 467,450.66 : x
  2. Step 2: Convert to fraction form
    849,423.87/1,172,205.11 = 467,450.66/x
  3. Step 3: Cross multiply
    849,423.87x = 1,172,205.11 × 467,450.66
  4. Step 4: Simplify right side
    849,423.87x = 547,948,056,424.01
  5. Step 5: Solve for x
    x = 547,948,056,424.01/849,423.87
  6. Step 6: Final answer
    x = 645,082.01

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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.