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Finding the Fourth Proportional to 524,590.70, 785,136.45 and 461,605.10

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Solution

The fourth proportional to 524,590.70, 785,136.45 and 461,605.10 is: 690,868.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,590.70 : 785,136.45 = 461,605.10 : x
  2. Step 2: Convert to fraction form
    524,590.70/785,136.45 = 461,605.10/x
  3. Step 3: Cross multiply
    524,590.70x = 785,136.45 × 461,605.10
  4. Step 4: Simplify right side
    524,590.70x = 362,422,989,515.90
  5. Step 5: Solve for x
    x = 362,422,989,515.90/524,590.70
  6. Step 6: Final answer
    x = 690,868.12

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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.