Home / 744,358.52-1,027,219.58-404,829.20

Finding the Fourth Proportional to 744,358.52, 1,027,219.58 and 404,829.20

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Solution

The fourth proportional to 744,358.52, 1,027,219.58 and 404,829.20 is: 558,666.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,358.52 : 1,027,219.58 = 404,829.20 : x
  2. Step 2: Convert to fraction form
    744,358.52/1,027,219.58 = 404,829.20/x
  3. Step 3: Cross multiply
    744,358.52x = 1,027,219.58 × 404,829.20
  4. Step 4: Simplify right side
    744,358.52x = 415,848,480,795.74
  5. Step 5: Solve for x
    x = 415,848,480,795.74/744,358.52
  6. Step 6: Final answer
    x = 558,666.92

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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.