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Finding the Fourth Proportional to 524,887.53, 724,163.81 and 295,398.33

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Solution

The fourth proportional to 524,887.53, 724,163.81 and 295,398.33 is: 407,547.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,887.53 : 724,163.81 = 295,398.33 : x
  2. Step 2: Convert to fraction form
    524,887.53/724,163.81 = 295,398.33/x
  3. Step 3: Cross multiply
    524,887.53x = 724,163.81 × 295,398.33
  4. Step 4: Simplify right side
    524,887.53x = 213,916,778,643.45
  5. Step 5: Solve for x
    x = 213,916,778,643.45/524,887.53
  6. Step 6: Final answer
    x = 407,547.84

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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.