Home / 476,450.91-657,314.72-272,392.19

Finding the Fourth Proportional to 476,450.91, 657,314.72 and 272,392.19

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Solution

The fourth proportional to 476,450.91, 657,314.72 and 272,392.19 is: 375,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,450.91 : 657,314.72 = 272,392.19 : x
  2. Step 2: Convert to fraction form
    476,450.91/657,314.72 = 272,392.19/x
  3. Step 3: Cross multiply
    476,450.91x = 657,314.72 × 272,392.19
  4. Step 4: Simplify right side
    476,450.91x = 179,047,397,552.70
  5. Step 5: Solve for x
    x = 179,047,397,552.70/476,450.91
  6. Step 6: Final answer
    x = 375,794.01

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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.