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Finding the Fourth Proportional to 793,963,140.60, 1,112,696,309.40 and 793,963,140.60

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Solution

The fourth proportional to 793,963,140.60, 1,112,696,309.40 and 793,963,140.60 is: 1,112,696,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,963,140.60 : 1,112,696,309.40 = 793,963,140.60 : x
  2. Step 2: Convert to fraction form
    793,963,140.60/1,112,696,309.40 = 793,963,140.60/x
  3. Step 3: Cross multiply
    793,963,140.60x = 1,112,696,309.40 × 793,963,140.60
  4. Step 4: Simplify right side
    793,963,140.60x = 883,439,856,345,253,376
  5. Step 5: Solve for x
    x = 883,439,856,345,253,376/793,963,140.60
  6. Step 6: Final answer
    x = 1,112,696,309.40

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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.