Home / 1,676,502.60-2,514,851.10-478,512.60

Finding the Fourth Proportional to 1,676,502.60, 2,514,851.10 and 478,512.60

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Solution

The fourth proportional to 1,676,502.60, 2,514,851.10 and 478,512.60 is: 717,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,502.60 : 2,514,851.10 = 478,512.60 : x
  2. Step 2: Convert to fraction form
    1,676,502.60/2,514,851.10 = 478,512.60/x
  3. Step 3: Cross multiply
    1,676,502.60x = 2,514,851.10 × 478,512.60
  4. Step 4: Simplify right side
    1,676,502.60x = 1,203,387,938,473.86
  5. Step 5: Solve for x
    x = 1,203,387,938,473.86/1,676,502.60
  6. Step 6: Final answer
    x = 717,796.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.