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Finding the Fourth Proportional to 350,598.33, 525,986.19 and 97,878.65

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Solution

The fourth proportional to 350,598.33, 525,986.19 and 97,878.65 is: 146,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,598.33 : 525,986.19 = 97,878.65 : x
  2. Step 2: Convert to fraction form
    350,598.33/525,986.19 = 97,878.65/x
  3. Step 3: Cross multiply
    350,598.33x = 525,986.19 × 97,878.65
  4. Step 4: Simplify right side
    350,598.33x = 51,482,815,565.91
  5. Step 5: Solve for x
    x = 51,482,815,565.91/350,598.33
  6. Step 6: Final answer
    x = 146,842.73

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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.