Home / 547,075.60-820,531.32-173,050

Finding the Fourth Proportional to 547,075.60, 820,531.32 and 173,050

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Solution

The fourth proportional to 547,075.60, 820,531.32 and 173,050 is: 259,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,075.60 : 820,531.32 = 173,050 : x
  2. Step 2: Convert to fraction form
    547,075.60/820,531.32 = 173,050/x
  3. Step 3: Cross multiply
    547,075.60x = 820,531.32 × 173,050
  4. Step 4: Simplify right side
    547,075.60x = 141,992,944,926
  5. Step 5: Solve for x
    x = 141,992,944,926/547,075.60
  6. Step 6: Final answer
    x = 259,549.04

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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.