Home / 461,257.08-636,207.66-299,814.36

Finding the Fourth Proportional to 461,257.08, 636,207.66 and 299,814.36

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Solution

The fourth proportional to 461,257.08, 636,207.66 and 299,814.36 is: 413,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,257.08 : 636,207.66 = 299,814.36 : x
  2. Step 2: Convert to fraction form
    461,257.08/636,207.66 = 299,814.36/x
  3. Step 3: Cross multiply
    461,257.08x = 636,207.66 × 299,814.36
  4. Step 4: Simplify right side
    461,257.08x = 190,744,192,410.00
  5. Step 5: Solve for x
    x = 190,744,192,410.00/461,257.08
  6. Step 6: Final answer
    x = 413,531.20

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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.