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Finding the Fourth Proportional to 431,974, 596,122.41 and 240,987.16

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Solution

The fourth proportional to 431,974, 596,122.41 and 240,987.16 is: 332,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,974 : 596,122.41 = 240,987.16 : x
  2. Step 2: Convert to fraction form
    431,974/596,122.41 = 240,987.16/x
  3. Step 3: Cross multiply
    431,974x = 596,122.41 × 240,987.16
  4. Step 4: Simplify right side
    431,974x = 143,657,846,598.26
  5. Step 5: Solve for x
    x = 143,657,846,598.26/431,974
  6. Step 6: Final answer
    x = 332,561.33

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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.