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Finding the Fourth Proportional to 369,235.34, 553,803.80 and 102,973.56

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Solution

The fourth proportional to 369,235.34, 553,803.80 and 102,973.56 is: 154,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,235.34 : 553,803.80 = 102,973.56 : x
  2. Step 2: Convert to fraction form
    369,235.34/553,803.80 = 102,973.56/x
  3. Step 3: Cross multiply
    369,235.34x = 553,803.80 × 102,973.56
  4. Step 4: Simplify right side
    369,235.34x = 57,027,149,084.96
  5. Step 5: Solve for x
    x = 57,027,149,084.96/369,235.34
  6. Step 6: Final answer
    x = 154,446.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.