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Finding the Fourth Proportional to 377,232.58, 520,590.81 and 207,471.16

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Solution

The fourth proportional to 377,232.58, 520,590.81 and 207,471.16 is: 286,315.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,232.58 : 520,590.81 = 207,471.16 : x
  2. Step 2: Convert to fraction form
    377,232.58/520,590.81 = 207,471.16/x
  3. Step 3: Cross multiply
    377,232.58x = 520,590.81 × 207,471.16
  4. Step 4: Simplify right side
    377,232.58x = 108,007,579,236.04
  5. Step 5: Solve for x
    x = 108,007,579,236.04/377,232.58
  6. Step 6: Final answer
    x = 286,315.62

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1.5x scale

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.