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Finding the Fourth Proportional to 581,254.70, 871,234.05 and 226,150.70

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Solution

The fourth proportional to 581,254.70, 871,234.05 and 226,150.70 is: 338,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,254.70 : 871,234.05 = 226,150.70 : x
  2. Step 2: Convert to fraction form
    581,254.70/871,234.05 = 226,150.70/x
  3. Step 3: Cross multiply
    581,254.70x = 871,234.05 × 226,150.70
  4. Step 4: Simplify right side
    581,254.70x = 197,030,190,271.34
  5. Step 5: Solve for x
    x = 197,030,190,271.34/581,254.70
  6. Step 6: Final answer
    x = 338,973.93

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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.