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Finding the Fourth Proportional to 697,415.68, 962,065.56 and 575,847.64

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Solution

The fourth proportional to 697,415.68, 962,065.56 and 575,847.64 is: 794,365.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,415.68 : 962,065.56 = 575,847.64 : x
  2. Step 2: Convert to fraction form
    697,415.68/962,065.56 = 575,847.64/x
  3. Step 3: Cross multiply
    697,415.68x = 962,065.56 × 575,847.64
  4. Step 4: Simplify right side
    697,415.68x = 554,003,182,251.28
  5. Step 5: Solve for x
    x = 554,003,182,251.28/697,415.68
  6. Step 6: Final answer
    x = 794,365.83

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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.