Home / 836,276.84-1,154,071.88-454,309.64

Finding the Fourth Proportional to 836,276.84, 1,154,071.88 and 454,309.64

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Solution

The fourth proportional to 836,276.84, 1,154,071.88 and 454,309.64 is: 626,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,276.84 : 1,154,071.88 = 454,309.64 : x
  2. Step 2: Convert to fraction form
    836,276.84/1,154,071.88 = 454,309.64/x
  3. Step 3: Cross multiply
    836,276.84x = 1,154,071.88 × 454,309.64
  4. Step 4: Simplify right side
    836,276.84x = 524,305,980,336.92
  5. Step 5: Solve for x
    x = 524,305,980,336.92/836,276.84
  6. Step 6: Final answer
    x = 626,952.65

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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.