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Finding the Fourth Proportional to 604,099.20, 905,918.40 and 183,235.20

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Solution

The fourth proportional to 604,099.20, 905,918.40 and 183,235.20 is: 274,782.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,099.20 : 905,918.40 = 183,235.20 : x
  2. Step 2: Convert to fraction form
    604,099.20/905,918.40 = 183,235.20/x
  3. Step 3: Cross multiply
    604,099.20x = 905,918.40 × 183,235.20
  4. Step 4: Simplify right side
    604,099.20x = 165,996,139,207.68
  5. Step 5: Solve for x
    x = 165,996,139,207.68/604,099.20
  6. Step 6: Final answer
    x = 274,782.92

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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.