Home / 882,510.91-1,217,460.11-519,760.91

Finding the Fourth Proportional to 882,510.91, 1,217,460.11 and 519,760.91

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Solution

The fourth proportional to 882,510.91, 1,217,460.11 and 519,760.91 is: 717,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,510.91 : 1,217,460.11 = 519,760.91 : x
  2. Step 2: Convert to fraction form
    882,510.91/1,217,460.11 = 519,760.91/x
  3. Step 3: Cross multiply
    882,510.91x = 1,217,460.11 × 519,760.91
  4. Step 4: Simplify right side
    882,510.91x = 632,788,175,107.15
  5. Step 5: Solve for x
    x = 632,788,175,107.15/882,510.91
  6. Step 6: Final answer
    x = 717,031.56

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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.