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Finding the Fourth Proportional to 501,951.53, 692,664.81 and 292,463.07

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Solution

The fourth proportional to 501,951.53, 692,664.81 and 292,463.07 is: 403,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,951.53 : 692,664.81 = 292,463.07 : x
  2. Step 2: Convert to fraction form
    501,951.53/692,664.81 = 292,463.07/x
  3. Step 3: Cross multiply
    501,951.53x = 692,664.81 × 292,463.07
  4. Step 4: Simplify right side
    501,951.53x = 202,578,876,813.57
  5. Step 5: Solve for x
    x = 202,578,876,813.57/501,951.53
  6. Step 6: Final answer
    x = 403,582.55

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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.