Home / 853,456.29-1,177,669.25-471,460.29

Finding the Fourth Proportional to 853,456.29, 1,177,669.25 and 471,460.29

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Solution

The fourth proportional to 853,456.29, 1,177,669.25 and 471,460.29 is: 650,559.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,456.29 : 1,177,669.25 = 471,460.29 : x
  2. Step 2: Convert to fraction form
    853,456.29/1,177,669.25 = 471,460.29/x
  3. Step 3: Cross multiply
    853,456.29x = 1,177,669.25 × 471,460.29
  4. Step 4: Simplify right side
    853,456.29x = 555,224,286,129.08
  5. Step 5: Solve for x
    x = 555,224,286,129.08/853,456.29
  6. Step 6: Final answer
    x = 650,559.72

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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.