Home / 767,766.22-1,059,514.40-423,623.57

Finding the Fourth Proportional to 767,766.22, 1,059,514.40 and 423,623.57

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Solution

The fourth proportional to 767,766.22, 1,059,514.40 and 423,623.57 is: 584,598.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,766.22 : 1,059,514.40 = 423,623.57 : x
  2. Step 2: Convert to fraction form
    767,766.22/1,059,514.40 = 423,623.57/x
  3. Step 3: Cross multiply
    767,766.22x = 1,059,514.40 × 423,623.57
  4. Step 4: Simplify right side
    767,766.22x = 448,835,272,594.41
  5. Step 5: Solve for x
    x = 448,835,272,594.41/767,766.22
  6. Step 6: Final answer
    x = 584,598.88

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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.