Home / 835,522.68-1,153,022.76-453,549.72

Finding the Fourth Proportional to 835,522.68, 1,153,022.76 and 453,549.72

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Solution

The fourth proportional to 835,522.68, 1,153,022.76 and 453,549.72 is: 625,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,522.68 : 1,153,022.76 = 453,549.72 : x
  2. Step 2: Convert to fraction form
    835,522.68/1,153,022.76 = 453,549.72/x
  3. Step 3: Cross multiply
    835,522.68x = 1,153,022.76 × 453,549.72
  4. Step 4: Simplify right side
    835,522.68x = 522,953,149,951.63
  5. Step 5: Solve for x
    x = 522,953,149,951.63/835,522.68
  6. Step 6: Final answer
    x = 625,899.41

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Double scale
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Similar ratio
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1.5x scale

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.