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Finding the Fourth Proportional to 369,058.96, 509,302.92 and 207,915.94

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Solution

The fourth proportional to 369,058.96, 509,302.92 and 207,915.94 is: 286,924.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,058.96 : 509,302.92 = 207,915.94 : x
  2. Step 2: Convert to fraction form
    369,058.96/509,302.92 = 207,915.94/x
  3. Step 3: Cross multiply
    369,058.96x = 509,302.92 × 207,915.94
  4. Step 4: Simplify right side
    369,058.96x = 105,892,195,356.55
  5. Step 5: Solve for x
    x = 105,892,195,356.55/369,058.96
  6. Step 6: Final answer
    x = 286,924.87

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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.