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Finding the Fourth Proportional to 522,099.06, 719,149.03 and 368,871.26

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Solution

The fourth proportional to 522,099.06, 719,149.03 and 368,871.26 is: 508,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,099.06 : 719,149.03 = 368,871.26 : x
  2. Step 2: Convert to fraction form
    522,099.06/719,149.03 = 368,871.26/x
  3. Step 3: Cross multiply
    522,099.06x = 719,149.03 × 368,871.26
  4. Step 4: Simplify right side
    522,099.06x = 265,273,406,979.52
  5. Step 5: Solve for x
    x = 265,273,406,979.52/522,099.06
  6. Step 6: Final answer
    x = 508,090.19

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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.