Home / 374,634.89-517,196.23-252,302.61

Finding the Fourth Proportional to 374,634.89, 517,196.23 and 252,302.61

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Solution

The fourth proportional to 374,634.89, 517,196.23 and 252,302.61 is: 348,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,634.89 : 517,196.23 = 252,302.61 : x
  2. Step 2: Convert to fraction form
    374,634.89/517,196.23 = 252,302.61/x
  3. Step 3: Cross multiply
    374,634.89x = 517,196.23 × 252,302.61
  4. Step 4: Simplify right side
    374,634.89x = 130,489,958,080.40
  5. Step 5: Solve for x
    x = 130,489,958,080.40/374,634.89
  6. Step 6: Final answer
    x = 348,312.35

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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.