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Finding the Fourth Proportional to 697,687.57, 964,130.48 and 594,307.27

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Solution

The fourth proportional to 697,687.57, 964,130.48 and 594,307.27 is: 821,269.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,687.57 : 964,130.48 = 594,307.27 : x
  2. Step 2: Convert to fraction form
    697,687.57/964,130.48 = 594,307.27/x
  3. Step 3: Cross multiply
    697,687.57x = 964,130.48 × 594,307.27
  4. Step 4: Simplify right side
    697,687.57x = 572,989,753,492.59
  5. Step 5: Solve for x
    x = 572,989,753,492.59/697,687.57
  6. Step 6: Final answer
    x = 821,269.83

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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.