Home / 348,349.83-480,767.23-205,123.20

Finding the Fourth Proportional to 348,349.83, 480,767.23 and 205,123.20

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Solution

The fourth proportional to 348,349.83, 480,767.23 and 205,123.20 is: 283,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,349.83 : 480,767.23 = 205,123.20 : x
  2. Step 2: Convert to fraction form
    348,349.83/480,767.23 = 205,123.20/x
  3. Step 3: Cross multiply
    348,349.83x = 480,767.23 × 205,123.20
  4. Step 4: Simplify right side
    348,349.83x = 98,616,512,672.74
  5. Step 5: Solve for x
    x = 98,616,512,672.74/348,349.83
  6. Step 6: Final answer
    x = 283,096.20

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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.