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Finding the Fourth Proportional to 583,860.80, 875,791.20 and 496,769.60

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Solution

The fourth proportional to 583,860.80, 875,791.20 and 496,769.60 is: 745,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,860.80 : 875,791.20 = 496,769.60 : x
  2. Step 2: Convert to fraction form
    583,860.80/875,791.20 = 496,769.60/x
  3. Step 3: Cross multiply
    583,860.80x = 875,791.20 × 496,769.60
  4. Step 4: Simplify right side
    583,860.80x = 435,066,444,107.52
  5. Step 5: Solve for x
    x = 435,066,444,107.52/583,860.80
  6. Step 6: Final answer
    x = 745,154.40

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Similar ratio
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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.