Home / 767,769.57-1,059,525.69-423,605.49

Finding the Fourth Proportional to 767,769.57, 1,059,525.69 and 423,605.49

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Solution

The fourth proportional to 767,769.57, 1,059,525.69 and 423,605.49 is: 584,577.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,769.57 : 1,059,525.69 = 423,605.49 : x
  2. Step 2: Convert to fraction form
    767,769.57/1,059,525.69 = 423,605.49/x
  3. Step 3: Cross multiply
    767,769.57x = 1,059,525.69 × 423,605.49
  4. Step 4: Simplify right side
    767,769.57x = 448,820,899,080.04
  5. Step 5: Solve for x
    x = 448,820,899,080.04/767,769.57
  6. Step 6: Final answer
    x = 584,577.61

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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.