Home / 373,721.60-560,582.40-308,111.60

Finding the Fourth Proportional to 373,721.60, 560,582.40 and 308,111.60

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Solution

The fourth proportional to 373,721.60, 560,582.40 and 308,111.60 is: 462,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,721.60 : 560,582.40 = 308,111.60 : x
  2. Step 2: Convert to fraction form
    373,721.60/560,582.40 = 308,111.60/x
  3. Step 3: Cross multiply
    373,721.60x = 560,582.40 × 308,111.60
  4. Step 4: Simplify right side
    373,721.60x = 172,721,940,195.84
  5. Step 5: Solve for x
    x = 172,721,940,195.84/373,721.60
  6. Step 6: Final answer
    x = 462,167.40

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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.