Home / 577,459.16-865,972.96-198,272.24

Finding the Fourth Proportional to 577,459.16, 865,972.96 and 198,272.24

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Solution

The fourth proportional to 577,459.16, 865,972.96 and 198,272.24 is: 297,334.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,459.16 : 865,972.96 = 198,272.24 : x
  2. Step 2: Convert to fraction form
    577,459.16/865,972.96 = 198,272.24/x
  3. Step 3: Cross multiply
    577,459.16x = 865,972.96 × 198,272.24
  4. Step 4: Simplify right side
    577,459.16x = 171,698,398,558.63
  5. Step 5: Solve for x
    x = 171,698,398,558.63/577,459.16
  6. Step 6: Final answer
    x = 297,334.27

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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.