Home / 649,539.18-975,192.30-365,429.66

Finding the Fourth Proportional to 649,539.18, 975,192.30 and 365,429.66

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Solution

The fourth proportional to 649,539.18, 975,192.30 and 365,429.66 is: 548,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,539.18 : 975,192.30 = 365,429.66 : x
  2. Step 2: Convert to fraction form
    649,539.18/975,192.30 = 365,429.66/x
  3. Step 3: Cross multiply
    649,539.18x = 975,192.30 × 365,429.66
  4. Step 4: Simplify right side
    649,539.18x = 356,364,190,623.62
  5. Step 5: Solve for x
    x = 356,364,190,623.62/649,539.18
  6. Step 6: Final answer
    x = 548,641.56

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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.