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Finding the Fourth Proportional to 637,353.84, 956,194.80 and 188,056.56

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Solution

The fourth proportional to 637,353.84, 956,194.80 and 188,056.56 is: 282,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,353.84 : 956,194.80 = 188,056.56 : x
  2. Step 2: Convert to fraction form
    637,353.84/956,194.80 = 188,056.56/x
  3. Step 3: Cross multiply
    637,353.84x = 956,194.80 × 188,056.56
  4. Step 4: Simplify right side
    637,353.84x = 179,818,704,777.89
  5. Step 5: Solve for x
    x = 179,818,704,777.89/637,353.84
  6. Step 6: Final answer
    x = 282,133.24

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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.