Home / 626,946.56-865,451.13-423,273.38

Finding the Fourth Proportional to 626,946.56, 865,451.13 and 423,273.38

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Solution

The fourth proportional to 626,946.56, 865,451.13 and 423,273.38 is: 584,296.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,946.56 : 865,451.13 = 423,273.38 : x
  2. Step 2: Convert to fraction form
    626,946.56/865,451.13 = 423,273.38/x
  3. Step 3: Cross multiply
    626,946.56x = 865,451.13 × 423,273.38
  4. Step 4: Simplify right side
    626,946.56x = 366,322,427,183.55
  5. Step 5: Solve for x
    x = 366,322,427,183.55/626,946.56
  6. Step 6: Final answer
    x = 584,296.09

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Half scale
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Double scale
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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.