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Finding the Fourth Proportional to 721,551.71, 1,082,701.01 and 523,506.71

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Solution

The fourth proportional to 721,551.71, 1,082,701.01 and 523,506.71 is: 785,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,551.71 : 1,082,701.01 = 523,506.71 : x
  2. Step 2: Convert to fraction form
    721,551.71/1,082,701.01 = 523,506.71/x
  3. Step 3: Cross multiply
    721,551.71x = 1,082,701.01 × 523,506.71
  4. Step 4: Simplify right side
    721,551.71x = 566,801,247,674.30
  5. Step 5: Solve for x
    x = 566,801,247,674.30/721,551.71
  6. Step 6: Final answer
    x = 785,531.01

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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.