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Finding the Fourth Proportional to 500,367.63, 690,506.33 and 270,925.14

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Solution

The fourth proportional to 500,367.63, 690,506.33 and 270,925.14 is: 373,876.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,367.63 : 690,506.33 = 270,925.14 : x
  2. Step 2: Convert to fraction form
    500,367.63/690,506.33 = 270,925.14/x
  3. Step 3: Cross multiply
    500,367.63x = 690,506.33 × 270,925.14
  4. Step 4: Simplify right side
    500,367.63x = 187,075,524,126.14
  5. Step 5: Solve for x
    x = 187,075,524,126.14/500,367.63
  6. Step 6: Final answer
    x = 373,876.15

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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.