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Finding the Fourth Proportional to 597,899,159.80, 896,848,739.70 and 442,930,964.20

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Solution

The fourth proportional to 597,899,159.80, 896,848,739.70 and 442,930,964.20 is: 664,396,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,899,159.80 : 896,848,739.70 = 442,930,964.20 : x
  2. Step 2: Convert to fraction form
    597,899,159.80/896,848,739.70 = 442,930,964.20/x
  3. Step 3: Cross multiply
    597,899,159.80x = 896,848,739.70 × 442,930,964.20
  4. Step 4: Simplify right side
    597,899,159.80x = 397,242,077,016,875,840
  5. Step 5: Solve for x
    x = 397,242,077,016,875,840/597,899,159.80
  6. Step 6: Final answer
    x = 664,396,446.30

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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.