Home / 684,256.55-944,066.64-477,519.44

Finding the Fourth Proportional to 684,256.55, 944,066.64 and 477,519.44

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Solution

The fourth proportional to 684,256.55, 944,066.64 and 477,519.44 is: 658,832.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,256.55 : 944,066.64 = 477,519.44 : x
  2. Step 2: Convert to fraction form
    684,256.55/944,066.64 = 477,519.44/x
  3. Step 3: Cross multiply
    684,256.55x = 944,066.64 × 477,519.44
  4. Step 4: Simplify right side
    684,256.55x = 450,810,168,535.15
  5. Step 5: Solve for x
    x = 450,810,168,535.15/684,256.55
  6. Step 6: Final answer
    x = 658,832.09

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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.