Home / 887,077.92-1,331,316.96-413,519.52

Finding the Fourth Proportional to 887,077.92, 1,331,316.96 and 413,519.52

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Solution

The fourth proportional to 887,077.92, 1,331,316.96 and 413,519.52 is: 620,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,077.92 : 1,331,316.96 = 413,519.52 : x
  2. Step 2: Convert to fraction form
    887,077.92/1,331,316.96 = 413,519.52/x
  3. Step 3: Cross multiply
    887,077.92x = 1,331,316.96 × 413,519.52
  4. Step 4: Simplify right side
    887,077.92x = 550,525,550,267.06
  5. Step 5: Solve for x
    x = 550,525,550,267.06/887,077.92
  6. Step 6: Final answer
    x = 620,605.63

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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.