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Finding the Fourth Proportional to 374,573.58, 516,913.53 and 204,807.71

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Solution

The fourth proportional to 374,573.58, 516,913.53 and 204,807.71 is: 282,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,573.58 : 516,913.53 = 204,807.71 : x
  2. Step 2: Convert to fraction form
    374,573.58/516,913.53 = 204,807.71/x
  3. Step 3: Cross multiply
    374,573.58x = 516,913.53 × 204,807.71
  4. Step 4: Simplify right side
    374,573.58x = 105,867,873,762.75
  5. Step 5: Solve for x
    x = 105,867,873,762.75/374,573.58
  6. Step 6: Final answer
    x = 282,635.72

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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.