Home / 950,575.34-1,311,793.80-520,871.60

Finding the Fourth Proportional to 950,575.34, 1,311,793.80 and 520,871.60

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Solution

The fourth proportional to 950,575.34, 1,311,793.80 and 520,871.60 is: 718,802.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,575.34 : 1,311,793.80 = 520,871.60 : x
  2. Step 2: Convert to fraction form
    950,575.34/1,311,793.80 = 520,871.60/x
  3. Step 3: Cross multiply
    950,575.34x = 1,311,793.80 × 520,871.60
  4. Step 4: Simplify right side
    950,575.34x = 683,276,135,476.08
  5. Step 5: Solve for x
    x = 683,276,135,476.08/950,575.34
  6. Step 6: Final answer
    x = 718,802.72

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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.