Home / 836,859.98-1,255,824.57-304,330.34

Finding the Fourth Proportional to 836,859.98, 1,255,824.57 and 304,330.34

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Solution

The fourth proportional to 836,859.98, 1,255,824.57 and 304,330.34 is: 456,689.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,859.98 : 1,255,824.57 = 304,330.34 : x
  2. Step 2: Convert to fraction form
    836,859.98/1,255,824.57 = 304,330.34/x
  3. Step 3: Cross multiply
    836,859.98x = 1,255,824.57 × 304,330.34
  4. Step 4: Simplify right side
    836,859.98x = 382,185,514,468.07
  5. Step 5: Solve for x
    x = 382,185,514,468.07/836,859.98
  6. Step 6: Final answer
    x = 456,689.92

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1.5x scale

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.