Home / 544,784.72-751,799.34-299,784.38

Finding the Fourth Proportional to 544,784.72, 751,799.34 and 299,784.38

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Solution

The fourth proportional to 544,784.72, 751,799.34 and 299,784.38 is: 413,700.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,784.72 : 751,799.34 = 299,784.38 : x
  2. Step 2: Convert to fraction form
    544,784.72/751,799.34 = 299,784.38/x
  3. Step 3: Cross multiply
    544,784.72x = 751,799.34 × 299,784.38
  4. Step 4: Simplify right side
    544,784.72x = 225,377,695,267.31
  5. Step 5: Solve for x
    x = 225,377,695,267.31/544,784.72
  6. Step 6: Final answer
    x = 413,700.47

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Double scale
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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.