Home / 347,934.74-480,105.06-204,642.50

Finding the Fourth Proportional to 347,934.74, 480,105.06 and 204,642.50

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Solution

The fourth proportional to 347,934.74, 480,105.06 and 204,642.50 is: 282,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,934.74 : 480,105.06 = 204,642.50 : x
  2. Step 2: Convert to fraction form
    347,934.74/480,105.06 = 204,642.50/x
  3. Step 3: Cross multiply
    347,934.74x = 480,105.06 × 204,642.50
  4. Step 4: Simplify right side
    347,934.74x = 98,249,899,741.05
  5. Step 5: Solve for x
    x = 98,249,899,741.05/347,934.74
  6. Step 6: Final answer
    x = 282,380.25

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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.