Home / 410,386.10-566,568.40-312,824.02

Finding the Fourth Proportional to 410,386.10, 566,568.40 and 312,824.02

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Solution

The fourth proportional to 410,386.10, 566,568.40 and 312,824.02 is: 431,876.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,386.10 : 566,568.40 = 312,824.02 : x
  2. Step 2: Convert to fraction form
    410,386.10/566,568.40 = 312,824.02/x
  3. Step 3: Cross multiply
    410,386.10x = 566,568.40 × 312,824.02
  4. Step 4: Simplify right side
    410,386.10x = 177,236,204,492.97
  5. Step 5: Solve for x
    x = 177,236,204,492.97/410,386.10
  6. Step 6: Final answer
    x = 431,876.72

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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.