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Finding the Fourth Proportional to 612,392.04, 845,104.29 and 336,767.66

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Solution

The fourth proportional to 612,392.04, 845,104.29 and 336,767.66 is: 464,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,392.04 : 845,104.29 = 336,767.66 : x
  2. Step 2: Convert to fraction form
    612,392.04/845,104.29 = 336,767.66/x
  3. Step 3: Cross multiply
    612,392.04x = 845,104.29 × 336,767.66
  4. Step 4: Simplify right side
    612,392.04x = 284,603,788,289.90
  5. Step 5: Solve for x
    x = 284,603,788,289.90/612,392.04
  6. Step 6: Final answer
    x = 464,741.17

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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.