Home / 447,522.19-617,585.66-243,574.41

Finding the Fourth Proportional to 447,522.19, 617,585.66 and 243,574.41

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Solution

The fourth proportional to 447,522.19, 617,585.66 and 243,574.41 is: 336,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,522.19 : 617,585.66 = 243,574.41 : x
  2. Step 2: Convert to fraction form
    447,522.19/617,585.66 = 243,574.41/x
  3. Step 3: Cross multiply
    447,522.19x = 617,585.66 × 243,574.41
  4. Step 4: Simplify right side
    447,522.19x = 150,428,058,453.16
  5. Step 5: Solve for x
    x = 150,428,058,453.16/447,522.19
  6. Step 6: Final answer
    x = 336,135.42

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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.