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Finding the Fourth Proportional to 697,017.32, 963,191.46 and 569,646.44

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Solution

The fourth proportional to 697,017.32, 963,191.46 and 569,646.44 is: 787,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,017.32 : 963,191.46 = 569,646.44 : x
  2. Step 2: Convert to fraction form
    697,017.32/963,191.46 = 569,646.44/x
  3. Step 3: Cross multiply
    697,017.32x = 963,191.46 × 569,646.44
  4. Step 4: Simplify right side
    697,017.32x = 548,678,586,227.40
  5. Step 5: Solve for x
    x = 548,678,586,227.40/697,017.32
  6. Step 6: Final answer
    x = 787,180.71

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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.