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Finding the Fourth Proportional to 1,234,906, 1,851,833.58 and 761,464.24

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Solution

The fourth proportional to 1,234,906, 1,851,833.58 and 761,464.24 is: 1,141,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,906 : 1,851,833.58 = 761,464.24 : x
  2. Step 2: Convert to fraction form
    1,234,906/1,851,833.58 = 761,464.24/x
  3. Step 3: Cross multiply
    1,234,906x = 1,851,833.58 × 761,464.24
  4. Step 4: Simplify right side
    1,234,906x = 1,410,105,049,601.18
  5. Step 5: Solve for x
    x = 1,410,105,049,601.18/1,234,906
  6. Step 6: Final answer
    x = 1,141,872.38

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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.