Home / 452,514.90-624,434.14-261,540.66

Finding the Fourth Proportional to 452,514.90, 624,434.14 and 261,540.66

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Solution

The fourth proportional to 452,514.90, 624,434.14 and 261,540.66 is: 360,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,514.90 : 624,434.14 = 261,540.66 : x
  2. Step 2: Convert to fraction form
    452,514.90/624,434.14 = 261,540.66/x
  3. Step 3: Cross multiply
    452,514.90x = 624,434.14 × 261,540.66
  4. Step 4: Simplify right side
    452,514.90x = 163,314,917,102.13
  5. Step 5: Solve for x
    x = 163,314,917,102.13/452,514.90
  6. Step 6: Final answer
    x = 360,905.06

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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.