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Finding the Fourth Proportional to 544,411.43, 751,307.05 and 299,415.13

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Solution

The fourth proportional to 544,411.43, 751,307.05 and 299,415.13 is: 413,203.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,411.43 : 751,307.05 = 299,415.13 : x
  2. Step 2: Convert to fraction form
    544,411.43/751,307.05 = 299,415.13/x
  3. Step 3: Cross multiply
    544,411.43x = 751,307.05 × 299,415.13
  4. Step 4: Simplify right side
    544,411.43x = 224,952,699,083.56
  5. Step 5: Solve for x
    x = 224,952,699,083.56/544,411.43
  6. Step 6: Final answer
    x = 413,203.48

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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.