Home / 626,567.58-864,664.13-340,087.73

Finding the Fourth Proportional to 626,567.58, 864,664.13 and 340,087.73

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Solution

The fourth proportional to 626,567.58, 864,664.13 and 340,087.73 is: 469,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,567.58 : 864,664.13 = 340,087.73 : x
  2. Step 2: Convert to fraction form
    626,567.58/864,664.13 = 340,087.73/x
  3. Step 3: Cross multiply
    626,567.58x = 864,664.13 × 340,087.73
  4. Step 4: Simplify right side
    626,567.58x = 294,061,657,711.02
  5. Step 5: Solve for x
    x = 294,061,657,711.02/626,567.58
  6. Step 6: Final answer
    x = 469,321.53

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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.