Home / 855,314.73-1,180,371.38-473,341.64

Finding the Fourth Proportional to 855,314.73, 1,180,371.38 and 473,341.64

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Solution

The fourth proportional to 855,314.73, 1,180,371.38 and 473,341.64 is: 653,231.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,314.73 : 1,180,371.38 = 473,341.64 : x
  2. Step 2: Convert to fraction form
    855,314.73/1,180,371.38 = 473,341.64/x
  3. Step 3: Cross multiply
    855,314.73x = 1,180,371.38 × 473,341.64
  4. Step 4: Simplify right side
    855,314.73x = 558,718,916,549.70
  5. Step 5: Solve for x
    x = 558,718,916,549.70/855,314.73
  6. Step 6: Final answer
    x = 653,231.96

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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.