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Finding the Fourth Proportional to 836,287.22, 1,154,081.06 and 454,314.92

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Solution

The fourth proportional to 836,287.22, 1,154,081.06 and 454,314.92 is: 626,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,287.22 : 1,154,081.06 = 454,314.92 : x
  2. Step 2: Convert to fraction form
    836,287.22/1,154,081.06 = 454,314.92/x
  3. Step 3: Cross multiply
    836,287.22x = 1,154,081.06 × 454,314.92
  4. Step 4: Simplify right side
    836,287.22x = 524,316,236,405.44
  5. Step 5: Solve for x
    x = 524,316,236,405.44/836,287.22
  6. Step 6: Final answer
    x = 626,957.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.