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Finding the Fourth Proportional to 461,553.60, 692,401.68 and 195,315.60

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Solution

The fourth proportional to 461,553.60, 692,401.68 and 195,315.60 is: 293,003.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,553.60 : 692,401.68 = 195,315.60 : x
  2. Step 2: Convert to fraction form
    461,553.60/692,401.68 = 195,315.60/x
  3. Step 3: Cross multiply
    461,553.60x = 692,401.68 × 195,315.60
  4. Step 4: Simplify right side
    461,553.60x = 135,236,849,570.21
  5. Step 5: Solve for x
    x = 135,236,849,570.21/461,553.60
  6. Step 6: Final answer
    x = 293,003.56

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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.