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Finding the Fourth Proportional to 727,632.45, 996,861.27 and 700,360.38

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Solution

The fourth proportional to 727,632.45, 996,861.27 and 700,360.38 is: 959,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,632.45 : 996,861.27 = 700,360.38 : x
  2. Step 2: Convert to fraction form
    727,632.45/996,861.27 = 700,360.38/x
  3. Step 3: Cross multiply
    727,632.45x = 996,861.27 × 700,360.38
  4. Step 4: Simplify right side
    727,632.45x = 698,162,137,864.48
  5. Step 5: Solve for x
    x = 698,162,137,864.48/727,632.45
  6. Step 6: Final answer
    x = 959,498.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.