Home / 882,100.53-1,217,351.84-519,766.07

Finding the Fourth Proportional to 882,100.53, 1,217,351.84 and 519,766.07

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Solution

The fourth proportional to 882,100.53, 1,217,351.84 and 519,766.07 is: 717,308.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,100.53 : 1,217,351.84 = 519,766.07 : x
  2. Step 2: Convert to fraction form
    882,100.53/1,217,351.84 = 519,766.07/x
  3. Step 3: Cross multiply
    882,100.53x = 1,217,351.84 × 519,766.07
  4. Step 4: Simplify right side
    882,100.53x = 632,738,172,998.48
  5. Step 5: Solve for x
    x = 632,738,172,998.48/882,100.53
  6. Step 6: Final answer
    x = 717,308.46

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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.