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Finding the Fourth Proportional to 433,160, 597,520.81 and 251,851.89

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Solution

The fourth proportional to 433,160, 597,520.81 and 251,851.89 is: 347,416.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,160 : 597,520.81 = 251,851.89 : x
  2. Step 2: Convert to fraction form
    433,160/597,520.81 = 251,851.89/x
  3. Step 3: Cross multiply
    433,160x = 597,520.81 × 251,851.89
  4. Step 4: Simplify right side
    433,160x = 150,486,745,312.83
  5. Step 5: Solve for x
    x = 150,486,745,312.83/433,160
  6. Step 6: Final answer
    x = 347,416.07

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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.