Home / 622,587.23-931,769.82-382,851.71

Finding the Fourth Proportional to 622,587.23, 931,769.82 and 382,851.71

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Solution

The fourth proportional to 622,587.23, 931,769.82 and 382,851.71 is: 572,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,587.23 : 931,769.82 = 382,851.71 : x
  2. Step 2: Convert to fraction form
    622,587.23/931,769.82 = 382,851.71/x
  3. Step 3: Cross multiply
    622,587.23x = 931,769.82 × 382,851.71
  4. Step 4: Simplify right side
    622,587.23x = 356,729,668,913.39
  5. Step 5: Solve for x
    x = 356,729,668,913.39/622,587.23
  6. Step 6: Final answer
    x = 572,979.42

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1.5x scale

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.