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Finding the Fourth Proportional to 834,948,696.60, 1,252,423,044.90 and 834,948,696.60

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Solution

The fourth proportional to 834,948,696.60, 1,252,423,044.90 and 834,948,696.60 is: 1,252,423,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,948,696.60 : 1,252,423,044.90 = 834,948,696.60 : x
  2. Step 2: Convert to fraction form
    834,948,696.60/1,252,423,044.90 = 834,948,696.60/x
  3. Step 3: Cross multiply
    834,948,696.60x = 1,252,423,044.90 × 834,948,696.60
  4. Step 4: Simplify right side
    834,948,696.60x = 1,045,708,988,931,058,432
  5. Step 5: Solve for x
    x = 1,045,708,988,931,058,432/834,948,696.60
  6. Step 6: Final answer
    x = 1,252,423,044.90

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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.