Home / 783,373.68-1,175,058.12-222,408.56

Finding the Fourth Proportional to 783,373.68, 1,175,058.12 and 222,408.56

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Solution

The fourth proportional to 783,373.68, 1,175,058.12 and 222,408.56 is: 333,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,373.68 : 1,175,058.12 = 222,408.56 : x
  2. Step 2: Convert to fraction form
    783,373.68/1,175,058.12 = 222,408.56/x
  3. Step 3: Cross multiply
    783,373.68x = 1,175,058.12 × 222,408.56
  4. Step 4: Simplify right side
    783,373.68x = 261,342,984,385.51
  5. Step 5: Solve for x
    x = 261,342,984,385.51/783,373.68
  6. Step 6: Final answer
    x = 333,612.16

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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.