Home / 926,770.60-1,388,600.70-452,434.60

Finding the Fourth Proportional to 926,770.60, 1,388,600.70 and 452,434.60

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Solution

The fourth proportional to 926,770.60, 1,388,600.70 and 452,434.60 is: 677,892.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,770.60 : 1,388,600.70 = 452,434.60 : x
  2. Step 2: Convert to fraction form
    926,770.60/1,388,600.70 = 452,434.60/x
  3. Step 3: Cross multiply
    926,770.60x = 1,388,600.70 × 452,434.60
  4. Step 4: Simplify right side
    926,770.60x = 628,251,002,264.22
  5. Step 5: Solve for x
    x = 628,251,002,264.22/926,770.60
  6. Step 6: Final answer
    x = 677,892.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.