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Finding the Fourth Proportional to 524,588.20, 785,132.70 and 461,602.60

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Solution

The fourth proportional to 524,588.20, 785,132.70 and 461,602.60 is: 690,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,588.20 : 785,132.70 = 461,602.60 : x
  2. Step 2: Convert to fraction form
    524,588.20/785,132.70 = 461,602.60/x
  3. Step 3: Cross multiply
    524,588.20x = 785,132.70 × 461,602.60
  4. Step 4: Simplify right side
    524,588.20x = 362,419,295,665.02
  5. Step 5: Solve for x
    x = 362,419,295,665.02/524,588.20
  6. Step 6: Final answer
    x = 690,864.37

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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.