Home / 867,181.80-1,300,772.70-548,317.20

Finding the Fourth Proportional to 867,181.80, 1,300,772.70 and 548,317.20

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Solution

The fourth proportional to 867,181.80, 1,300,772.70 and 548,317.20 is: 822,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,181.80 : 1,300,772.70 = 548,317.20 : x
  2. Step 2: Convert to fraction form
    867,181.80/1,300,772.70 = 548,317.20/x
  3. Step 3: Cross multiply
    867,181.80x = 1,300,772.70 × 548,317.20
  4. Step 4: Simplify right side
    867,181.80x = 713,236,044,700.44
  5. Step 5: Solve for x
    x = 713,236,044,700.44/867,181.80
  6. Step 6: Final answer
    x = 822,475.80

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Double scale
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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.