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Finding the Fourth Proportional to 374,340.63, 516,590.28 and 204,574.74

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Solution

The fourth proportional to 374,340.63, 516,590.28 and 204,574.74 is: 282,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,340.63 : 516,590.28 = 204,574.74 : x
  2. Step 2: Convert to fraction form
    374,340.63/516,590.28 = 204,574.74/x
  3. Step 3: Cross multiply
    374,340.63x = 516,590.28 × 204,574.74
  4. Step 4: Simplify right side
    374,340.63x = 105,681,322,217.53
  5. Step 5: Solve for x
    x = 105,681,322,217.53/374,340.63
  6. Step 6: Final answer
    x = 282,313.26

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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.