Home / 566,161.55-781,324.44-324,490.76

Finding the Fourth Proportional to 566,161.55, 781,324.44 and 324,490.76

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Solution

The fourth proportional to 566,161.55, 781,324.44 and 324,490.76 is: 447,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,161.55 : 781,324.44 = 324,490.76 : x
  2. Step 2: Convert to fraction form
    566,161.55/781,324.44 = 324,490.76/x
  3. Step 3: Cross multiply
    566,161.55x = 781,324.44 × 324,490.76
  4. Step 4: Simplify right side
    566,161.55x = 253,532,561,342.17
  5. Step 5: Solve for x
    x = 253,532,561,342.17/566,161.55
  6. Step 6: Final answer
    x = 447,809.57

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Half scale
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Double scale
Find fourth proportional to 566,162.55, 781,325.82 and 324,491.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.