Home / 626,488.66-864,531.23-340,002.60

Finding the Fourth Proportional to 626,488.66, 864,531.23 and 340,002.60

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Solution

The fourth proportional to 626,488.66, 864,531.23 and 340,002.60 is: 469,191.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,488.66 : 864,531.23 = 340,002.60 : x
  2. Step 2: Convert to fraction form
    626,488.66/864,531.23 = 340,002.60/x
  3. Step 3: Cross multiply
    626,488.66x = 864,531.23 × 340,002.60
  4. Step 4: Simplify right side
    626,488.66x = 293,942,861,039.19
  5. Step 5: Solve for x
    x = 293,942,861,039.19/626,488.66
  6. Step 6: Final answer
    x = 469,191.03

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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.