Home / 318,511.22-439,547.04-182,553.26

Finding the Fourth Proportional to 318,511.22, 439,547.04 and 182,553.26

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Solution

The fourth proportional to 318,511.22, 439,547.04 and 182,553.26 is: 251,924.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,511.22 : 439,547.04 = 182,553.26 : x
  2. Step 2: Convert to fraction form
    318,511.22/439,547.04 = 182,553.26/x
  3. Step 3: Cross multiply
    318,511.22x = 439,547.04 × 182,553.26
  4. Step 4: Simplify right side
    318,511.22x = 80,240,742,877.62
  5. Step 5: Solve for x
    x = 80,240,742,877.62/318,511.22
  6. Step 6: Final answer
    x = 251,924.39

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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.