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Finding the Fourth Proportional to 350,538.46, 525,896.16 and 97,818.74

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Solution

The fourth proportional to 350,538.46, 525,896.16 and 97,818.74 is: 146,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,538.46 : 525,896.16 = 97,818.74 : x
  2. Step 2: Convert to fraction form
    350,538.46/525,896.16 = 97,818.74/x
  3. Step 3: Cross multiply
    350,538.46x = 525,896.16 × 97,818.74
  4. Step 4: Simplify right side
    350,538.46x = 51,442,499,485.99
  5. Step 5: Solve for x
    x = 51,442,499,485.99/350,538.46
  6. Step 6: Final answer
    x = 146,752.80

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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.