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Finding the Fourth Proportional to 435,075.68, 600,514.79 and 297,310.38

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Solution

The fourth proportional to 435,075.68, 600,514.79 and 297,310.38 is: 410,363.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,075.68 : 600,514.79 = 297,310.38 : x
  2. Step 2: Convert to fraction form
    435,075.68/600,514.79 = 297,310.38/x
  3. Step 3: Cross multiply
    435,075.68x = 600,514.79 × 297,310.38
  4. Step 4: Simplify right side
    435,075.68x = 178,539,278,923.97
  5. Step 5: Solve for x
    x = 178,539,278,923.97/435,075.68
  6. Step 6: Final answer
    x = 410,363.73

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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.