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Finding the Fourth Proportional to 322,050.42, 483,075.66 and 100,434.42

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Solution

The fourth proportional to 322,050.42, 483,075.66 and 100,434.42 is: 150,651.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,050.42 : 483,075.66 = 100,434.42 : x
  2. Step 2: Convert to fraction form
    322,050.42/483,075.66 = 100,434.42/x
  3. Step 3: Cross multiply
    322,050.42x = 483,075.66 × 100,434.42
  4. Step 4: Simplify right side
    322,050.42x = 48,517,423,728.22
  5. Step 5: Solve for x
    x = 48,517,423,728.22/322,050.42
  6. Step 6: Final answer
    x = 150,651.64

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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.