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Finding the Fourth Proportional to 608,624.40, 912,936.60 and 593,072.40

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Solution

The fourth proportional to 608,624.40, 912,936.60 and 593,072.40 is: 889,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,624.40 : 912,936.60 = 593,072.40 : x
  2. Step 2: Convert to fraction form
    608,624.40/912,936.60 = 593,072.40/x
  3. Step 3: Cross multiply
    608,624.40x = 912,936.60 × 593,072.40
  4. Step 4: Simplify right side
    608,624.40x = 541,437,500,409.84
  5. Step 5: Solve for x
    x = 541,437,500,409.84/608,624.40
  6. Step 6: Final answer
    x = 889,608.60

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Similar ratio
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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.