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Finding the Fourth Proportional to 504,242.64, 695,854.95 and 274,799.98

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Solution

The fourth proportional to 504,242.64, 695,854.95 and 274,799.98 is: 379,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,242.64 : 695,854.95 = 274,799.98 : x
  2. Step 2: Convert to fraction form
    504,242.64/695,854.95 = 274,799.98/x
  3. Step 3: Cross multiply
    504,242.64x = 695,854.95 × 274,799.98
  4. Step 4: Simplify right side
    504,242.64x = 191,220,924,603.26
  5. Step 5: Solve for x
    x = 191,220,924,603.26/504,242.64
  6. Step 6: Final answer
    x = 379,224.03

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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.