Home / 852,350.11-1,176,685.40-622,649.47

Finding the Fourth Proportional to 852,350.11, 1,176,685.40 and 622,649.47

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Solution

The fourth proportional to 852,350.11, 1,176,685.40 and 622,649.47 is: 859,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,350.11 : 1,176,685.40 = 622,649.47 : x
  2. Step 2: Convert to fraction form
    852,350.11/1,176,685.40 = 622,649.47/x
  3. Step 3: Cross multiply
    852,350.11x = 1,176,685.40 × 622,649.47
  4. Step 4: Simplify right side
    852,350.11x = 732,662,540,666.74
  5. Step 5: Solve for x
    x = 732,662,540,666.74/852,350.11
  6. Step 6: Final answer
    x = 859,579.33

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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.