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Finding the Fourth Proportional to 539,080.96, 808,913.76 and 223,754.08

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Solution

The fourth proportional to 539,080.96, 808,913.76 and 223,754.08 is: 335,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,080.96 : 808,913.76 = 223,754.08 : x
  2. Step 2: Convert to fraction form
    539,080.96/808,913.76 = 223,754.08/x
  3. Step 3: Cross multiply
    539,080.96x = 808,913.76 × 223,754.08
  4. Step 4: Simplify right side
    539,080.96x = 180,997,754,168.14
  5. Step 5: Solve for x
    x = 180,997,754,168.14/539,080.96
  6. Step 6: Final answer
    x = 335,752.45

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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.