Home / 748,364.04-1,032,742.20-404,200.20

Finding the Fourth Proportional to 748,364.04, 1,032,742.20 and 404,200.20

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Solution

The fourth proportional to 748,364.04, 1,032,742.20 and 404,200.20 is: 557,796.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,364.04 : 1,032,742.20 = 404,200.20 : x
  2. Step 2: Convert to fraction form
    748,364.04/1,032,742.20 = 404,200.20/x
  3. Step 3: Cross multiply
    748,364.04x = 1,032,742.20 × 404,200.20
  4. Step 4: Simplify right side
    748,364.04x = 417,434,603,788.44
  5. Step 5: Solve for x
    x = 417,434,603,788.44/748,364.04
  6. Step 6: Final answer
    x = 557,796.18

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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.