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Finding the Fourth Proportional to 701,516,703.60, 983,735,816.40 and 701,516,703.60

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Solution

The fourth proportional to 701,516,703.60, 983,735,816.40 and 701,516,703.60 is: 983,735,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,516,703.60 : 983,735,816.40 = 701,516,703.60 : x
  2. Step 2: Convert to fraction form
    701,516,703.60/983,735,816.40 = 701,516,703.60/x
  3. Step 3: Cross multiply
    701,516,703.60x = 983,735,816.40 × 701,516,703.60
  4. Step 4: Simplify right side
    701,516,703.60x = 690,107,107,134,182,784
  5. Step 5: Solve for x
    x = 690,107,107,134,182,784/701,516,703.60
  6. Step 6: Final answer
    x = 983,735,816.40

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Double scale
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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.