Home / 626,525.08-864,605.39-340,045.24

Finding the Fourth Proportional to 626,525.08, 864,605.39 and 340,045.24

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Solution

The fourth proportional to 626,525.08, 864,605.39 and 340,045.24 is: 469,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,525.08 : 864,605.39 = 340,045.24 : x
  2. Step 2: Convert to fraction form
    626,525.08/864,605.39 = 340,045.24/x
  3. Step 3: Cross multiply
    626,525.08x = 864,605.39 × 340,045.24
  4. Step 4: Simplify right side
    626,525.08x = 294,004,947,019.99
  5. Step 5: Solve for x
    x = 294,004,947,019.99/626,525.08
  6. Step 6: Final answer
    x = 469,262.86

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Double scale
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Similar ratio
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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.