Home / 767,247.96-1,058,778.99-423,083.71

Finding the Fourth Proportional to 767,247.96, 1,058,778.99 and 423,083.71

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Solution

The fourth proportional to 767,247.96, 1,058,778.99 and 423,083.71 is: 583,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,247.96 : 1,058,778.99 = 423,083.71 : x
  2. Step 2: Convert to fraction form
    767,247.96/1,058,778.99 = 423,083.71/x
  3. Step 3: Cross multiply
    767,247.96x = 1,058,778.99 × 423,083.71
  4. Step 4: Simplify right side
    767,247.96x = 447,952,143,159.25
  5. Step 5: Solve for x
    x = 447,952,143,159.25/767,247.96
  6. Step 6: Final answer
    x = 583,842.73

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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.