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Finding the Fourth Proportional to 713,207,100.60, 996,449,207.40 and 713,207,100.60

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Solution

The fourth proportional to 713,207,100.60, 996,449,207.40 and 713,207,100.60 is: 996,449,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,207,100.60 : 996,449,207.40 = 713,207,100.60 : x
  2. Step 2: Convert to fraction form
    713,207,100.60/996,449,207.40 = 713,207,100.60/x
  3. Step 3: Cross multiply
    713,207,100.60x = 996,449,207.40 × 713,207,100.60
  4. Step 4: Simplify right side
    713,207,100.60x = 710,674,650,104,922,112
  5. Step 5: Solve for x
    x = 710,674,650,104,922,112/713,207,100.60
  6. Step 6: Final answer
    x = 996,449,207.40

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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.