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Finding the Fourth Proportional to 364,555.80, 546,833.70 and 230,711.40

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Solution

The fourth proportional to 364,555.80, 546,833.70 and 230,711.40 is: 346,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,555.80 : 546,833.70 = 230,711.40 : x
  2. Step 2: Convert to fraction form
    364,555.80/546,833.70 = 230,711.40/x
  3. Step 3: Cross multiply
    364,555.80x = 546,833.70 × 230,711.40
  4. Step 4: Simplify right side
    364,555.80x = 126,160,768,494.18
  5. Step 5: Solve for x
    x = 126,160,768,494.18/364,555.80
  6. Step 6: Final answer
    x = 346,067.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.