Home / 767,200.70-1,150,801.05-293,642.30

Finding the Fourth Proportional to 767,200.70, 1,150,801.05 and 293,642.30

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Solution

The fourth proportional to 767,200.70, 1,150,801.05 and 293,642.30 is: 440,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,200.70 : 1,150,801.05 = 293,642.30 : x
  2. Step 2: Convert to fraction form
    767,200.70/1,150,801.05 = 293,642.30/x
  3. Step 3: Cross multiply
    767,200.70x = 1,150,801.05 × 293,642.30
  4. Step 4: Simplify right side
    767,200.70x = 337,923,867,164.42
  5. Step 5: Solve for x
    x = 337,923,867,164.42/767,200.70
  6. Step 6: Final answer
    x = 440,463.45

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Half scale
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Double scale
Find fourth proportional to 767,201.70, 1,150,802.55 and 293,643.30
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.