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Finding the Fourth Proportional to 1,229,700,092.04, 1,697,026,595.90 and 672,770,394.36

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Solution

The fourth proportional to 1,229,700,092.04, 1,697,026,595.90 and 672,770,394.36 is: 928,445,284.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,700,092.04 : 1,697,026,595.90 = 672,770,394.36 : x
  2. Step 2: Convert to fraction form
    1,229,700,092.04/1,697,026,595.90 = 672,770,394.36/x
  3. Step 3: Cross multiply
    1,229,700,092.04x = 1,697,026,595.90 × 672,770,394.36
  4. Step 4: Simplify right side
    1,229,700,092.04x = 1,141,709,252,159,687,552
  5. Step 5: Solve for x
    x = 1,141,709,252,159,687,552/1,229,700,092.04
  6. Step 6: Final answer
    x = 928,445,284.79

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Double scale
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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.