Home / 652,089.22-977,946.89-219,759.59

Finding the Fourth Proportional to 652,089.22, 977,946.89 and 219,759.59

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Solution

The fourth proportional to 652,089.22, 977,946.89 and 219,759.59 is: 329,576.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,089.22 : 977,946.89 = 219,759.59 : x
  2. Step 2: Convert to fraction form
    652,089.22/977,946.89 = 219,759.59/x
  3. Step 3: Cross multiply
    652,089.22x = 977,946.89 × 219,759.59
  4. Step 4: Simplify right side
    652,089.22x = 214,913,208,934.24
  5. Step 5: Solve for x
    x = 214,913,208,934.24/652,089.22
  6. Step 6: Final answer
    x = 329,576.39

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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.