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Finding the Fourth Proportional to 618,597, 927,895.50 and 151,653

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Solution

The fourth proportional to 618,597, 927,895.50 and 151,653 is: 227,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,597 : 927,895.50 = 151,653 : x
  2. Step 2: Convert to fraction form
    618,597/927,895.50 = 151,653/x
  3. Step 3: Cross multiply
    618,597x = 927,895.50 × 151,653
  4. Step 4: Simplify right side
    618,597x = 140,718,136,261.50
  5. Step 5: Solve for x
    x = 140,718,136,261.50/618,597
  6. Step 6: Final answer
    x = 227,479.50

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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.