Home / 548,050.20-821,880.90-193,075.80

Finding the Fourth Proportional to 548,050.20, 821,880.90 and 193,075.80

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Solution

The fourth proportional to 548,050.20, 821,880.90 and 193,075.80 is: 289,545.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,050.20 : 821,880.90 = 193,075.80 : x
  2. Step 2: Convert to fraction form
    548,050.20/821,880.90 = 193,075.80/x
  3. Step 3: Cross multiply
    548,050.20x = 821,880.90 × 193,075.80
  4. Step 4: Simplify right side
    548,050.20x = 158,685,312,272.22
  5. Step 5: Solve for x
    x = 158,685,312,272.22/548,050.20
  6. Step 6: Final answer
    x = 289,545.21

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Similar ratio
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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.