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Finding the Fourth Proportional to 880,082.55, 1,318,448.04 and 501,264.76

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Solution

The fourth proportional to 880,082.55, 1,318,448.04 and 501,264.76 is: 750,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,082.55 : 1,318,448.04 = 501,264.76 : x
  2. Step 2: Convert to fraction form
    880,082.55/1,318,448.04 = 501,264.76/x
  3. Step 3: Cross multiply
    880,082.55x = 1,318,448.04 × 501,264.76
  4. Step 4: Simplify right side
    880,082.55x = 660,891,537,046.95
  5. Step 5: Solve for x
    x = 660,891,537,046.95/880,082.55
  6. Step 6: Final answer
    x = 750,942.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.