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Finding the Fourth Proportional to 430,239, 593,744.36 and 236,654.96

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Solution

The fourth proportional to 430,239, 593,744.36 and 236,654.96 is: 326,591.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,239 : 593,744.36 = 236,654.96 : x
  2. Step 2: Convert to fraction form
    430,239/593,744.36 = 236,654.96/x
  3. Step 3: Cross multiply
    430,239x = 593,744.36 × 236,654.96
  4. Step 4: Simplify right side
    430,239x = 140,512,547,766.03
  5. Step 5: Solve for x
    x = 140,512,547,766.03/430,239
  6. Step 6: Final answer
    x = 326,591.84

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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.