Home / 856,339.26-1,182,292.71-534,522.21

Finding the Fourth Proportional to 856,339.26, 1,182,292.71 and 534,522.21

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Solution

The fourth proportional to 856,339.26, 1,182,292.71 and 534,522.21 is: 737,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,339.26 : 1,182,292.71 = 534,522.21 : x
  2. Step 2: Convert to fraction form
    856,339.26/1,182,292.71 = 534,522.21/x
  3. Step 3: Cross multiply
    856,339.26x = 1,182,292.71 × 534,522.21
  4. Step 4: Simplify right side
    856,339.26x = 631,961,712,216.09
  5. Step 5: Solve for x
    x = 631,961,712,216.09/856,339.26
  6. Step 6: Final answer
    x = 737,980.54

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Double scale
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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.