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Finding the Fourth Proportional to 531,530.73, 796,844.51 and 247,386.30

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Solution

The fourth proportional to 531,530.73, 796,844.51 and 247,386.30 is: 370,869.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,530.73 : 796,844.51 = 247,386.30 : x
  2. Step 2: Convert to fraction form
    531,530.73/796,844.51 = 247,386.30/x
  3. Step 3: Cross multiply
    531,530.73x = 796,844.51 × 247,386.30
  4. Step 4: Simplify right side
    531,530.73x = 197,128,413,767.28
  5. Step 5: Solve for x
    x = 197,128,413,767.28/531,530.73
  6. Step 6: Final answer
    x = 370,869.27

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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.