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Finding the Fourth Proportional to 292,296.65, 403,053.25 and 253,725.66

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Solution

The fourth proportional to 292,296.65, 403,053.25 and 253,725.66 is: 349,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,296.65 : 403,053.25 = 253,725.66 : x
  2. Step 2: Convert to fraction form
    292,296.65/403,053.25 = 253,725.66/x
  3. Step 3: Cross multiply
    292,296.65x = 403,053.25 × 253,725.66
  4. Step 4: Simplify right side
    292,296.65x = 102,264,951,697.02
  5. Step 5: Solve for x
    x = 102,264,951,697.02/292,296.65
  6. Step 6: Final answer
    x = 349,867.00

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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.