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Finding the Fourth Proportional to 593,503.60, 890,233.80 and 238,421.20

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Solution

The fourth proportional to 593,503.60, 890,233.80 and 238,421.20 is: 357,623.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,503.60 : 890,233.80 = 238,421.20 : x
  2. Step 2: Convert to fraction form
    593,503.60/890,233.80 = 238,421.20/x
  3. Step 3: Cross multiply
    593,503.60x = 890,233.80 × 238,421.20
  4. Step 4: Simplify right side
    593,503.60x = 212,250,610,876.56
  5. Step 5: Solve for x
    x = 212,250,610,876.56/593,503.60
  6. Step 6: Final answer
    x = 357,623.12

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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.