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Finding the Fourth Proportional to 263,377.73, 363,463.46 and 154,547.15

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Solution

The fourth proportional to 263,377.73, 363,463.46 and 154,547.15 is: 213,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,377.73 : 363,463.46 = 154,547.15 : x
  2. Step 2: Convert to fraction form
    263,377.73/363,463.46 = 154,547.15/x
  3. Step 3: Cross multiply
    263,377.73x = 363,463.46 × 154,547.15
  4. Step 4: Simplify right side
    263,377.73x = 56,172,239,282.09
  5. Step 5: Solve for x
    x = 56,172,239,282.09/263,377.73
  6. Step 6: Final answer
    x = 213,276.35

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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.