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Finding the Fourth Proportional to 391,041, 585,259.63 and 295,746.12

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Solution

The fourth proportional to 391,041, 585,259.63 and 295,746.12 is: 442,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,041 : 585,259.63 = 295,746.12 : x
  2. Step 2: Convert to fraction form
    391,041/585,259.63 = 295,746.12/x
  3. Step 3: Cross multiply
    391,041x = 585,259.63 × 295,746.12
  4. Step 4: Simplify right side
    391,041x = 173,088,264,025.77
  5. Step 5: Solve for x
    x = 173,088,264,025.77/391,041
  6. Step 6: Final answer
    x = 442,634.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.