Home / 839,817.73-1,159,097.34-495,628.89

Finding the Fourth Proportional to 839,817.73, 1,159,097.34 and 495,628.89

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Solution

The fourth proportional to 839,817.73, 1,159,097.34 and 495,628.89 is: 684,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,817.73 : 1,159,097.34 = 495,628.89 : x
  2. Step 2: Convert to fraction form
    839,817.73/1,159,097.34 = 495,628.89/x
  3. Step 3: Cross multiply
    839,817.73x = 1,159,097.34 × 495,628.89
  4. Step 4: Simplify right side
    839,817.73x = 574,482,128,026.15
  5. Step 5: Solve for x
    x = 574,482,128,026.15/839,817.73
  6. Step 6: Final answer
    x = 684,055.73

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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.