Home / 697,525.26-962,518.37-391,531.50

Finding the Fourth Proportional to 697,525.26, 962,518.37 and 391,531.50

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Solution

The fourth proportional to 697,525.26, 962,518.37 and 391,531.50 is: 540,276.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,525.26 : 962,518.37 = 391,531.50 : x
  2. Step 2: Convert to fraction form
    697,525.26/962,518.37 = 391,531.50/x
  3. Step 3: Cross multiply
    697,525.26x = 962,518.37 × 391,531.50
  4. Step 4: Simplify right side
    697,525.26x = 376,856,259,226.00
  5. Step 5: Solve for x
    x = 376,856,259,226.00/697,525.26
  6. Step 6: Final answer
    x = 540,276.15

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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.