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Finding the Fourth Proportional to 374,465.38, 516,759.60 and 204,699.92

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Solution

The fourth proportional to 374,465.38, 516,759.60 and 204,699.92 is: 282,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,465.38 : 516,759.60 = 204,699.92 : x
  2. Step 2: Convert to fraction form
    374,465.38/516,759.60 = 204,699.92/x
  3. Step 3: Cross multiply
    374,465.38x = 516,759.60 × 204,699.92
  4. Step 4: Simplify right side
    374,465.38x = 105,780,648,779.23
  5. Step 5: Solve for x
    x = 105,780,648,779.23/374,465.38
  6. Step 6: Final answer
    x = 282,484.45

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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.