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Finding the Fourth Proportional to 501,783.86, 692,462.39 and 272,341.14

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Solution

The fourth proportional to 501,783.86, 692,462.39 and 272,341.14 is: 375,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,783.86 : 692,462.39 = 272,341.14 : x
  2. Step 2: Convert to fraction form
    501,783.86/692,462.39 = 272,341.14/x
  3. Step 3: Cross multiply
    501,783.86x = 692,462.39 × 272,341.14
  4. Step 4: Simplify right side
    501,783.86x = 188,585,992,741.29
  5. Step 5: Solve for x
    x = 188,585,992,741.29/501,783.86
  6. Step 6: Final answer
    x = 375,831.12

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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.