Home / 626,516.06-864,592.79-340,036.27

Finding the Fourth Proportional to 626,516.06, 864,592.79 and 340,036.27

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Solution

The fourth proportional to 626,516.06, 864,592.79 and 340,036.27 is: 469,250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,516.06 : 864,592.79 = 340,036.27 : x
  2. Step 2: Convert to fraction form
    626,516.06/864,592.79 = 340,036.27/x
  3. Step 3: Cross multiply
    626,516.06x = 864,592.79 × 340,036.27
  4. Step 4: Simplify right side
    626,516.06x = 293,992,903,518.83
  5. Step 5: Solve for x
    x = 293,992,903,518.83/626,516.06
  6. Step 6: Final answer
    x = 469,250.39

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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.