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Finding the Fourth Proportional to 964,908.30, 1,447,362.45 and 433,467.30

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Solution

The fourth proportional to 964,908.30, 1,447,362.45 and 433,467.30 is: 650,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,908.30 : 1,447,362.45 = 433,467.30 : x
  2. Step 2: Convert to fraction form
    964,908.30/1,447,362.45 = 433,467.30/x
  3. Step 3: Cross multiply
    964,908.30x = 1,447,362.45 × 433,467.30
  4. Step 4: Simplify right side
    964,908.30x = 627,384,293,322.89
  5. Step 5: Solve for x
    x = 627,384,293,322.89/964,908.30
  6. Step 6: Final answer
    x = 650,200.95

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Double scale
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Similar ratio
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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.