Home / 516,546.23-712,587.80-344,543.63

Finding the Fourth Proportional to 516,546.23, 712,587.80 and 344,543.63

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Solution

The fourth proportional to 516,546.23, 712,587.80 and 344,543.63 is: 475,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,546.23 : 712,587.80 = 344,543.63 : x
  2. Step 2: Convert to fraction form
    516,546.23/712,587.80 = 344,543.63/x
  3. Step 3: Cross multiply
    516,546.23x = 712,587.80 × 344,543.63
  4. Step 4: Simplify right side
    516,546.23x = 245,517,584,604.13
  5. Step 5: Solve for x
    x = 245,517,584,604.13/516,546.23
  6. Step 6: Final answer
    x = 475,306.13

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1.5x scale

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.