Home / 803,849.63-1,109,085.21-517,535.46

Finding the Fourth Proportional to 803,849.63, 1,109,085.21 and 517,535.46

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Solution

The fourth proportional to 803,849.63, 1,109,085.21 and 517,535.46 is: 714,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,849.63 : 1,109,085.21 = 517,535.46 : x
  2. Step 2: Convert to fraction form
    803,849.63/1,109,085.21 = 517,535.46/x
  3. Step 3: Cross multiply
    803,849.63x = 1,109,085.21 × 517,535.46
  4. Step 4: Simplify right side
    803,849.63x = 573,990,924,336.55
  5. Step 5: Solve for x
    x = 573,990,924,336.55/803,849.63
  6. Step 6: Final answer
    x = 714,052.61

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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.