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Finding the Fourth Proportional to 702,696.48, 971,355.45 and 626,966.11

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Solution

The fourth proportional to 702,696.48, 971,355.45 and 626,966.11 is: 866,671.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,696.48 : 971,355.45 = 626,966.11 : x
  2. Step 2: Convert to fraction form
    702,696.48/971,355.45 = 626,966.11/x
  3. Step 3: Cross multiply
    702,696.48x = 971,355.45 × 626,966.11
  4. Step 4: Simplify right side
    702,696.48x = 609,006,947,913.80
  5. Step 5: Solve for x
    x = 609,006,947,913.80/702,696.48
  6. Step 6: Final answer
    x = 866,671.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.