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Finding the Fourth Proportional to 697,415.84, 960,600.56 and 535,961.76

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Solution

The fourth proportional to 697,415.84, 960,600.56 and 535,961.76 is: 738,218.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,415.84 : 960,600.56 = 535,961.76 : x
  2. Step 2: Convert to fraction form
    697,415.84/960,600.56 = 535,961.76/x
  3. Step 3: Cross multiply
    697,415.84x = 960,600.56 × 535,961.76
  4. Step 4: Simplify right side
    697,415.84x = 514,845,166,794.59
  5. Step 5: Solve for x
    x = 514,845,166,794.59/697,415.84
  6. Step 6: Final answer
    x = 738,218.34

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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.