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Finding the Fourth Proportional to 719,173.05, 992,831.96 and 525,363.14

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Solution

The fourth proportional to 719,173.05, 992,831.96 and 525,363.14 is: 725,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,173.05 : 992,831.96 = 525,363.14 : x
  2. Step 2: Convert to fraction form
    719,173.05/992,831.96 = 525,363.14/x
  3. Step 3: Cross multiply
    719,173.05x = 992,831.96 × 525,363.14
  4. Step 4: Simplify right side
    719,173.05x = 521,597,315,997.95
  5. Step 5: Solve for x
    x = 521,597,315,997.95/719,173.05
  6. Step 6: Final answer
    x = 725,273.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.