Home / 767,760.65-1,059,513.36-423,596.56

Finding the Fourth Proportional to 767,760.65, 1,059,513.36 and 423,596.56

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Solution

The fourth proportional to 767,760.65, 1,059,513.36 and 423,596.56 is: 584,565.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,760.65 : 1,059,513.36 = 423,596.56 : x
  2. Step 2: Convert to fraction form
    767,760.65/1,059,513.36 = 423,596.56/x
  3. Step 3: Cross multiply
    767,760.65x = 1,059,513.36 × 423,596.56
  4. Step 4: Simplify right side
    767,760.65x = 448,806,214,570.04
  5. Step 5: Solve for x
    x = 448,806,214,570.04/767,760.65
  6. Step 6: Final answer
    x = 584,565.27

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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.