Home / 707,750.91-1,060,576.25-519,843.87

Finding the Fourth Proportional to 707,750.91, 1,060,576.25 and 519,843.87

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Solution

The fourth proportional to 707,750.91, 1,060,576.25 and 519,843.87 is: 778,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,750.91 : 1,060,576.25 = 519,843.87 : x
  2. Step 2: Convert to fraction form
    707,750.91/1,060,576.25 = 519,843.87/x
  3. Step 3: Cross multiply
    707,750.91x = 1,060,576.25 × 519,843.87
  4. Step 4: Simplify right side
    707,750.91x = 551,334,059,630.87
  5. Step 5: Solve for x
    x = 551,334,059,630.87/707,750.91
  6. Step 6: Final answer
    x = 778,994.49

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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.