Home / 893,085.90-1,232,453.58-485,184.48

Finding the Fourth Proportional to 893,085.90, 1,232,453.58 and 485,184.48

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Solution

The fourth proportional to 893,085.90, 1,232,453.58 and 485,184.48 is: 669,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,085.90 : 1,232,453.58 = 485,184.48 : x
  2. Step 2: Convert to fraction form
    893,085.90/1,232,453.58 = 485,184.48/x
  3. Step 3: Cross multiply
    893,085.90x = 1,232,453.58 × 485,184.48
  4. Step 4: Simplify right side
    893,085.90x = 597,967,349,336.44
  5. Step 5: Solve for x
    x = 597,967,349,336.44/893,085.90
  6. Step 6: Final answer
    x = 669,551.89

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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.