Home / 537,785.20-806,677.80-514,165.60

Finding the Fourth Proportional to 537,785.20, 806,677.80 and 514,165.60

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Solution

The fourth proportional to 537,785.20, 806,677.80 and 514,165.60 is: 771,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,785.20 : 806,677.80 = 514,165.60 : x
  2. Step 2: Convert to fraction form
    537,785.20/806,677.80 = 514,165.60/x
  3. Step 3: Cross multiply
    537,785.20x = 806,677.80 × 514,165.60
  4. Step 4: Simplify right side
    537,785.20x = 414,765,975,043.68
  5. Step 5: Solve for x
    x = 414,765,975,043.68/537,785.20
  6. Step 6: Final answer
    x = 771,248.40

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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.