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Finding the Fourth Proportional to 544,130.91, 751,353.98 and 453,959.69

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Solution

The fourth proportional to 544,130.91, 751,353.98 and 453,959.69 is: 626,842.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,130.91 : 751,353.98 = 453,959.69 : x
  2. Step 2: Convert to fraction form
    544,130.91/751,353.98 = 453,959.69/x
  3. Step 3: Cross multiply
    544,130.91x = 751,353.98 × 453,959.69
  4. Step 4: Simplify right side
    544,130.91x = 341,084,413,814.50
  5. Step 5: Solve for x
    x = 341,084,413,814.50/544,130.91
  6. Step 6: Final answer
    x = 626,842.56

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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.