Home / 626,901.44-865,100.02-340,415.24

Finding the Fourth Proportional to 626,901.44, 865,100.02 and 340,415.24

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Solution

The fourth proportional to 626,901.44, 865,100.02 and 340,415.24 is: 469,760.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,901.44 : 865,100.02 = 340,415.24 : x
  2. Step 2: Convert to fraction form
    626,901.44/865,100.02 = 340,415.24/x
  3. Step 3: Cross multiply
    626,901.44x = 865,100.02 × 340,415.24
  4. Step 4: Simplify right side
    626,901.44x = 294,493,230,932.31
  5. Step 5: Solve for x
    x = 294,493,230,932.31/626,901.44
  6. Step 6: Final answer
    x = 469,760.02

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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.