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Finding the Fourth Proportional to 224,346.66, 336,421.44 and 84,006.84

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Solution

The fourth proportional to 224,346.66, 336,421.44 and 84,006.84 is: 125,973.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,346.66 : 336,421.44 = 84,006.84 : x
  2. Step 2: Convert to fraction form
    224,346.66/336,421.44 = 84,006.84/x
  3. Step 3: Cross multiply
    224,346.66x = 336,421.44 × 84,006.84
  4. Step 4: Simplify right side
    224,346.66x = 28,261,702,082.65
  5. Step 5: Solve for x
    x = 28,261,702,082.65/224,346.66
  6. Step 6: Final answer
    x = 125,973.36

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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.