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Finding the Fourth Proportional to 372,594.94, 514,181.12 and 202,829.06

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Solution

The fourth proportional to 372,594.94, 514,181.12 and 202,829.06 is: 279,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,594.94 : 514,181.12 = 202,829.06 : x
  2. Step 2: Convert to fraction form
    372,594.94/514,181.12 = 202,829.06/x
  3. Step 3: Cross multiply
    372,594.94x = 514,181.12 × 202,829.06
  4. Step 4: Simplify right side
    372,594.94x = 104,290,873,510.66
  5. Step 5: Solve for x
    x = 104,290,873,510.66/372,594.94
  6. Step 6: Final answer
    x = 279,904.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.