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Finding the Fourth Proportional to 593,277.85, 818,497.44 and 438,600.55

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Solution

The fourth proportional to 593,277.85, 818,497.44 and 438,600.55 is: 605,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,277.85 : 818,497.44 = 438,600.55 : x
  2. Step 2: Convert to fraction form
    593,277.85/818,497.44 = 438,600.55/x
  3. Step 3: Cross multiply
    593,277.85x = 818,497.44 × 438,600.55
  4. Step 4: Simplify right side
    593,277.85x = 358,993,427,357.59
  5. Step 5: Solve for x
    x = 358,993,427,357.59/593,277.85
  6. Step 6: Final answer
    x = 605,101.69

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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.