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Finding the Fourth Proportional to 697,943.71, 962,917.04 and 456,367.69

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Solution

The fourth proportional to 697,943.71, 962,917.04 and 456,367.69 is: 629,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,943.71 : 962,917.04 = 456,367.69 : x
  2. Step 2: Convert to fraction form
    697,943.71/962,917.04 = 456,367.69/x
  3. Step 3: Cross multiply
    697,943.71x = 962,917.04 × 456,367.69
  4. Step 4: Simplify right side
    697,943.71x = 439,444,219,567.53
  5. Step 5: Solve for x
    x = 439,444,219,567.53/697,943.71
  6. Step 6: Final answer
    x = 629,627.03

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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.