Home / 654,827.52-982,241.28-433,159.68

Finding the Fourth Proportional to 654,827.52, 982,241.28 and 433,159.68

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Solution

The fourth proportional to 654,827.52, 982,241.28 and 433,159.68 is: 649,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,827.52 : 982,241.28 = 433,159.68 : x
  2. Step 2: Convert to fraction form
    654,827.52/982,241.28 = 433,159.68/x
  3. Step 3: Cross multiply
    654,827.52x = 982,241.28 × 433,159.68
  4. Step 4: Simplify right side
    654,827.52x = 425,467,318,527.59
  5. Step 5: Solve for x
    x = 425,467,318,527.59/654,827.52
  6. Step 6: Final answer
    x = 649,739.52

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Double scale
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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.