Home / 744,140.52-1,026,906.76-404,608.84

Finding the Fourth Proportional to 744,140.52, 1,026,906.76 and 404,608.84

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Solution

The fourth proportional to 744,140.52, 1,026,906.76 and 404,608.84 is: 558,356.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,140.52 : 1,026,906.76 = 404,608.84 : x
  2. Step 2: Convert to fraction form
    744,140.52/1,026,906.76 = 404,608.84/x
  3. Step 3: Cross multiply
    744,140.52x = 1,026,906.76 × 404,608.84
  4. Step 4: Simplify right side
    744,140.52x = 415,495,552,951.76
  5. Step 5: Solve for x
    x = 415,495,552,951.76/744,140.52
  6. Step 6: Final answer
    x = 558,356.31

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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.