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Finding the Fourth Proportional to 374,810.14, 517,242.08 and 205,040.62

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Solution

The fourth proportional to 374,810.14, 517,242.08 and 205,040.62 is: 282,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,810.14 : 517,242.08 = 205,040.62 : x
  2. Step 2: Convert to fraction form
    374,810.14/517,242.08 = 205,040.62/x
  3. Step 3: Cross multiply
    374,810.14x = 517,242.08 × 205,040.62
  4. Step 4: Simplify right side
    374,810.14x = 106,055,636,773.29
  5. Step 5: Solve for x
    x = 106,055,636,773.29/374,810.14
  6. Step 6: Final answer
    x = 282,958.29

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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.