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Finding the Fourth Proportional to 557,480.58, 832,008.03 and 503,672.28

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Solution

The fourth proportional to 557,480.58, 832,008.03 and 503,672.28 is: 751,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,480.58 : 832,008.03 = 503,672.28 : x
  2. Step 2: Convert to fraction form
    557,480.58/832,008.03 = 503,672.28/x
  3. Step 3: Cross multiply
    557,480.58x = 832,008.03 × 503,672.28
  4. Step 4: Simplify right side
    557,480.58x = 419,059,381,448.41
  5. Step 5: Solve for x
    x = 419,059,381,448.41/557,480.58
  6. Step 6: Final answer
    x = 751,702.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.