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Finding the Fourth Proportional to 523,923.84, 784,704.18 and 366,853.50

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Solution

The fourth proportional to 523,923.84, 784,704.18 and 366,853.50 is: 549,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,923.84 : 784,704.18 = 366,853.50 : x
  2. Step 2: Convert to fraction form
    523,923.84/784,704.18 = 366,853.50/x
  3. Step 3: Cross multiply
    523,923.84x = 784,704.18 × 366,853.50
  4. Step 4: Simplify right side
    523,923.84x = 287,871,474,897.63
  5. Step 5: Solve for x
    x = 287,871,474,897.63/523,923.84
  6. Step 6: Final answer
    x = 549,452.90

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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.