Home / 893,758.69-1,233,395.02-485,861.32

Finding the Fourth Proportional to 893,758.69, 1,233,395.02 and 485,861.32

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Solution

The fourth proportional to 893,758.69, 1,233,395.02 and 485,861.32 is: 670,492.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,758.69 : 1,233,395.02 = 485,861.32 : x
  2. Step 2: Convert to fraction form
    893,758.69/1,233,395.02 = 485,861.32/x
  3. Step 3: Cross multiply
    893,758.69x = 1,233,395.02 × 485,861.32
  4. Step 4: Simplify right side
    893,758.69x = 599,258,932,498.63
  5. Step 5: Solve for x
    x = 599,258,932,498.63/893,758.69
  6. Step 6: Final answer
    x = 670,492.99

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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.