Home / 583,783.20-875,966.40-331,257.60

Finding the Fourth Proportional to 583,783.20, 875,966.40 and 331,257.60

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Solution

The fourth proportional to 583,783.20, 875,966.40 and 331,257.60 is: 497,051.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,783.20 : 875,966.40 = 331,257.60 : x
  2. Step 2: Convert to fraction form
    583,783.20/875,966.40 = 331,257.60/x
  3. Step 3: Cross multiply
    583,783.20x = 875,966.40 × 331,257.60
  4. Step 4: Simplify right side
    583,783.20x = 290,170,527,344.64
  5. Step 5: Solve for x
    x = 290,170,527,344.64/583,783.20
  6. Step 6: Final answer
    x = 497,051.86

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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.