Home / 835,604.50-1,153,135.02-453,631.18

Finding the Fourth Proportional to 835,604.50, 1,153,135.02 and 453,631.18

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Solution

The fourth proportional to 835,604.50, 1,153,135.02 and 453,631.18 is: 626,011.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,604.50 : 1,153,135.02 = 453,631.18 : x
  2. Step 2: Convert to fraction form
    835,604.50/1,153,135.02 = 453,631.18/x
  3. Step 3: Cross multiply
    835,604.50x = 1,153,135.02 × 453,631.18
  4. Step 4: Simplify right side
    835,604.50x = 523,097,999,821.92
  5. Step 5: Solve for x
    x = 523,097,999,821.92/835,604.50
  6. Step 6: Final answer
    x = 626,011.47

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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.