Home / 374,990.04-517,487.13-205,235.10

Finding the Fourth Proportional to 374,990.04, 517,487.13 and 205,235.10

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Solution

The fourth proportional to 374,990.04, 517,487.13 and 205,235.10 is: 283,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,990.04 : 517,487.13 = 205,235.10 : x
  2. Step 2: Convert to fraction form
    374,990.04/517,487.13 = 205,235.10/x
  3. Step 3: Cross multiply
    374,990.04x = 517,487.13 × 205,235.10
  4. Step 4: Simplify right side
    374,990.04x = 106,206,522,874.26
  5. Step 5: Solve for x
    x = 106,206,522,874.26/374,990.04
  6. Step 6: Final answer
    x = 283,224.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.