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Finding the Fourth Proportional to 257,304,246.80, 361,181,460.40 and 257,304,246.80

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Solution

The fourth proportional to 257,304,246.80, 361,181,460.40 and 257,304,246.80 is: 361,181,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,304,246.80 : 361,181,460.40 = 257,304,246.80 : x
  2. Step 2: Convert to fraction form
    257,304,246.80/361,181,460.40 = 257,304,246.80/x
  3. Step 3: Cross multiply
    257,304,246.80x = 361,181,460.40 × 257,304,246.80
  4. Step 4: Simplify right side
    257,304,246.80x = 92,933,523,626,346,032
  5. Step 5: Solve for x
    x = 92,933,523,626,346,032/257,304,246.80
  6. Step 6: Final answer
    x = 361,181,460.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.