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Finding the Fourth Proportional to 452,309.08, 624,267.12 and 338,160.64

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Solution

The fourth proportional to 452,309.08, 624,267.12 and 338,160.64 is: 466,721.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,309.08 : 624,267.12 = 338,160.64 : x
  2. Step 2: Convert to fraction form
    452,309.08/624,267.12 = 338,160.64/x
  3. Step 3: Cross multiply
    452,309.08x = 624,267.12 × 338,160.64
  4. Step 4: Simplify right side
    452,309.08x = 211,102,568,830.16
  5. Step 5: Solve for x
    x = 211,102,568,830.16/452,309.08
  6. Step 6: Final answer
    x = 466,721.93

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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.