Home / 591,306.20-885,938.70-275,114.60

Finding the Fourth Proportional to 591,306.20, 885,938.70 and 275,114.60

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Solution

The fourth proportional to 591,306.20, 885,938.70 and 275,114.60 is: 412,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,306.20 : 885,938.70 = 275,114.60 : x
  2. Step 2: Convert to fraction form
    591,306.20/885,938.70 = 275,114.60/x
  3. Step 3: Cross multiply
    591,306.20x = 885,938.70 × 275,114.60
  4. Step 4: Simplify right side
    591,306.20x = 243,734,671,075.02
  5. Step 5: Solve for x
    x = 243,734,671,075.02/591,306.20
  6. Step 6: Final answer
    x = 412,197.05

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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.