Home / 987,201.94-1,480,802.92-239,247.94

Finding the Fourth Proportional to 987,201.94, 1,480,802.92 and 239,247.94

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Solution

The fourth proportional to 987,201.94, 1,480,802.92 and 239,247.94 is: 358,871.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,201.94 : 1,480,802.92 = 239,247.94 : x
  2. Step 2: Convert to fraction form
    987,201.94/1,480,802.92 = 239,247.94/x
  3. Step 3: Cross multiply
    987,201.94x = 1,480,802.92 × 239,247.94
  4. Step 4: Simplify right side
    987,201.94x = 354,279,048,155.99
  5. Step 5: Solve for x
    x = 354,279,048,155.99/987,201.94
  6. Step 6: Final answer
    x = 358,871.91

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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.