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Finding the Fourth Proportional to 554,445.04, 830,978.52 and 254,607.52

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Solution

The fourth proportional to 554,445.04, 830,978.52 and 254,607.52 is: 381,594.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,445.04 : 830,978.52 = 254,607.52 : x
  2. Step 2: Convert to fraction form
    554,445.04/830,978.52 = 254,607.52/x
  3. Step 3: Cross multiply
    554,445.04x = 830,978.52 × 254,607.52
  4. Step 4: Simplify right side
    554,445.04x = 211,573,380,150.47
  5. Step 5: Solve for x
    x = 211,573,380,150.47/554,445.04
  6. Step 6: Final answer
    x = 381,594.86

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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.