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Finding the Fourth Proportional to 559,772.80, 839,659.20 and 536,444.80

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Solution

The fourth proportional to 559,772.80, 839,659.20 and 536,444.80 is: 804,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,772.80 : 839,659.20 = 536,444.80 : x
  2. Step 2: Convert to fraction form
    559,772.80/839,659.20 = 536,444.80/x
  3. Step 3: Cross multiply
    559,772.80x = 839,659.20 × 536,444.80
  4. Step 4: Simplify right side
    559,772.80x = 450,430,811,612.16
  5. Step 5: Solve for x
    x = 450,430,811,612.16/559,772.80
  6. Step 6: Final answer
    x = 804,667.20

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Similar ratio
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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.