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Finding the Fourth Proportional to 962,861.32, 1,328,641.32 and 533,033.80

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Solution

The fourth proportional to 962,861.32, 1,328,641.32 and 533,033.80 is: 735,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,861.32 : 1,328,641.32 = 533,033.80 : x
  2. Step 2: Convert to fraction form
    962,861.32/1,328,641.32 = 533,033.80/x
  3. Step 3: Cross multiply
    962,861.32x = 1,328,641.32 × 533,033.80
  4. Step 4: Simplify right side
    962,861.32x = 708,210,731,636.62
  5. Step 5: Solve for x
    x = 708,210,731,636.62/962,861.32
  6. Step 6: Final answer
    x = 735,527.24

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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.