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Finding the Fourth Proportional to 349,866.16, 524,800.68 and 97,166.56

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Solution

The fourth proportional to 349,866.16, 524,800.68 and 97,166.56 is: 145,750.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,866.16 : 524,800.68 = 97,166.56 : x
  2. Step 2: Convert to fraction form
    349,866.16/524,800.68 = 97,166.56/x
  3. Step 3: Cross multiply
    349,866.16x = 524,800.68 × 97,166.56
  4. Step 4: Simplify right side
    349,866.16x = 50,993,076,761.26
  5. Step 5: Solve for x
    x = 50,993,076,761.26/349,866.16
  6. Step 6: Final answer
    x = 145,750.24

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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.