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Finding the Fourth Proportional to 369,755.38, 553,783.56 and 234,809.56

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Solution

The fourth proportional to 369,755.38, 553,783.56 and 234,809.56 is: 351,674.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,755.38 : 553,783.56 = 234,809.56 : x
  2. Step 2: Convert to fraction form
    369,755.38/553,783.56 = 234,809.56/x
  3. Step 3: Cross multiply
    369,755.38x = 553,783.56 × 234,809.56
  4. Step 4: Simplify right side
    369,755.38x = 130,033,674,058.83
  5. Step 5: Solve for x
    x = 130,033,674,058.83/369,755.38
  6. Step 6: Final answer
    x = 351,674.87

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1.5x scale

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.