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Finding the Fourth Proportional to 593,452.92, 818,963.93 and 321,527.58

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Solution

The fourth proportional to 593,452.92, 818,963.93 and 321,527.58 is: 443,707.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,452.92 : 818,963.93 = 321,527.58 : x
  2. Step 2: Convert to fraction form
    593,452.92/818,963.93 = 321,527.58/x
  3. Step 3: Cross multiply
    593,452.92x = 818,963.93 × 321,527.58
  4. Step 4: Simplify right side
    593,452.92x = 263,319,484,817.73
  5. Step 5: Solve for x
    x = 263,319,484,817.73/593,452.92
  6. Step 6: Final answer
    x = 443,707.45

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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.