Home / 626,539.44-864,601.30-340,053.38

Finding the Fourth Proportional to 626,539.44, 864,601.30 and 340,053.38

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Solution

The fourth proportional to 626,539.44, 864,601.30 and 340,053.38 is: 469,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,539.44 : 864,601.30 = 340,053.38 : x
  2. Step 2: Convert to fraction form
    626,539.44/864,601.30 = 340,053.38/x
  3. Step 3: Cross multiply
    626,539.44x = 864,601.30 × 340,053.38
  4. Step 4: Simplify right side
    626,539.44x = 294,010,594,417.39
  5. Step 5: Solve for x
    x = 294,010,594,417.39/626,539.44
  6. Step 6: Final answer
    x = 469,261.11

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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.