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Finding the Fourth Proportional to 433,438.50, 598,171.65 and 242,464.74

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Solution

The fourth proportional to 433,438.50, 598,171.65 and 242,464.74 is: 334,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,438.50 : 598,171.65 = 242,464.74 : x
  2. Step 2: Convert to fraction form
    433,438.50/598,171.65 = 242,464.74/x
  3. Step 3: Cross multiply
    433,438.50x = 598,171.65 × 242,464.74
  4. Step 4: Simplify right side
    433,438.50x = 145,035,533,592.62
  5. Step 5: Solve for x
    x = 145,035,533,592.62/433,438.50
  6. Step 6: Final answer
    x = 334,616.18

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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.