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Finding the Fourth Proportional to 727,595.96, 996,811.21 and 700,323.98

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Solution

The fourth proportional to 727,595.96, 996,811.21 and 700,323.98 is: 959,448.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,595.96 : 996,811.21 = 700,323.98 : x
  2. Step 2: Convert to fraction form
    727,595.96/996,811.21 = 700,323.98/x
  3. Step 3: Cross multiply
    727,595.96x = 996,811.21 × 700,323.98
  4. Step 4: Simplify right side
    727,595.96x = 698,090,789,787.17
  5. Step 5: Solve for x
    x = 698,090,789,787.17/727,595.96
  6. Step 6: Final answer
    x = 959,448.42

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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.