Home / 829,153.80-1,243,730.70-563,433.30

Finding the Fourth Proportional to 829,153.80, 1,243,730.70 and 563,433.30

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Solution

The fourth proportional to 829,153.80, 1,243,730.70 and 563,433.30 is: 845,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,153.80 : 1,243,730.70 = 563,433.30 : x
  2. Step 2: Convert to fraction form
    829,153.80/1,243,730.70 = 563,433.30/x
  3. Step 3: Cross multiply
    829,153.80x = 1,243,730.70 × 563,433.30
  4. Step 4: Simplify right side
    829,153.80x = 700,759,292,612.31
  5. Step 5: Solve for x
    x = 700,759,292,612.31/829,153.80
  6. Step 6: Final answer
    x = 845,149.95

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.