Home / 851,941.94-1,175,470.18-520,714.04

Finding the Fourth Proportional to 851,941.94, 1,175,470.18 and 520,714.04

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Solution

The fourth proportional to 851,941.94, 1,175,470.18 and 520,714.04 is: 718,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,941.94 : 1,175,470.18 = 520,714.04 : x
  2. Step 2: Convert to fraction form
    851,941.94/1,175,470.18 = 520,714.04/x
  3. Step 3: Cross multiply
    851,941.94x = 1,175,470.18 × 520,714.04
  4. Step 4: Simplify right side
    851,941.94x = 612,083,819,148.19
  5. Step 5: Solve for x
    x = 612,083,819,148.19/851,941.94
  6. Step 6: Final answer
    x = 718,457.20

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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.