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Finding the Fourth Proportional to 744,335,819.10, 1,116,503,728.65 and 744,335,819.10

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Solution

The fourth proportional to 744,335,819.10, 1,116,503,728.65 and 744,335,819.10 is: 1,116,503,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,335,819.10 : 1,116,503,728.65 = 744,335,819.10 : x
  2. Step 2: Convert to fraction form
    744,335,819.10/1,116,503,728.65 = 744,335,819.10/x
  3. Step 3: Cross multiply
    744,335,819.10x = 1,116,503,728.65 × 744,335,819.10
  4. Step 4: Simplify right side
    744,335,819.10x = 831,053,717,392,902,016
  5. Step 5: Solve for x
    x = 831,053,717,392,902,016/744,335,819.10
  6. Step 6: Final answer
    x = 1,116,503,728.65

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Double scale
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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.