Home / 593,218.52-818,637.46-321,280.19

Finding the Fourth Proportional to 593,218.52, 818,637.46 and 321,280.19

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Solution

The fourth proportional to 593,218.52, 818,637.46 and 321,280.19 is: 443,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,218.52 : 818,637.46 = 321,280.19 : x
  2. Step 2: Convert to fraction form
    593,218.52/818,637.46 = 321,280.19/x
  3. Step 3: Cross multiply
    593,218.52x = 818,637.46 × 321,280.19
  4. Step 4: Simplify right side
    593,218.52x = 263,011,998,689.92
  5. Step 5: Solve for x
    x = 263,011,998,689.92/593,218.52
  6. Step 6: Final answer
    x = 443,364.44

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.