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Finding the Fourth Proportional to 441,438.66, 609,166.98 and 260,158.23

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Solution

The fourth proportional to 441,438.66, 609,166.98 and 260,158.23 is: 359,007.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,438.66 : 609,166.98 = 260,158.23 : x
  2. Step 2: Convert to fraction form
    441,438.66/609,166.98 = 260,158.23/x
  3. Step 3: Cross multiply
    441,438.66x = 609,166.98 × 260,158.23
  4. Step 4: Simplify right side
    441,438.66x = 158,479,803,291.25
  5. Step 5: Solve for x
    x = 158,479,803,291.25/441,438.66
  6. Step 6: Final answer
    x = 359,007.53

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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.