Home / 691,826.60-954,722.16-385,895.14

Finding the Fourth Proportional to 691,826.60, 954,722.16 and 385,895.14

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Solution

The fourth proportional to 691,826.60, 954,722.16 and 385,895.14 is: 532,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,826.60 : 954,722.16 = 385,895.14 : x
  2. Step 2: Convert to fraction form
    691,826.60/954,722.16 = 385,895.14/x
  3. Step 3: Cross multiply
    691,826.60x = 954,722.16 × 385,895.14
  4. Step 4: Simplify right side
    691,826.60x = 368,422,639,207.50
  5. Step 5: Solve for x
    x = 368,422,639,207.50/691,826.60
  6. Step 6: Final answer
    x = 532,536.10

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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.