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Finding the Fourth Proportional to 633,562.65, 947,981.97 and 626,476.77

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Solution

The fourth proportional to 633,562.65, 947,981.97 and 626,476.77 is: 937,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,562.65 : 947,981.97 = 626,476.77 : x
  2. Step 2: Convert to fraction form
    633,562.65/947,981.97 = 626,476.77/x
  3. Step 3: Cross multiply
    633,562.65x = 947,981.97 × 626,476.77
  4. Step 4: Simplify right side
    633,562.65x = 593,888,682,583.84
  5. Step 5: Solve for x
    x = 593,888,682,583.84/633,562.65
  6. Step 6: Final answer
    x = 937,379.57

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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.