Home / 854,193.91-1,178,812.19-472,245.29

Finding the Fourth Proportional to 854,193.91, 1,178,812.19 and 472,245.29

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Solution

The fourth proportional to 854,193.91, 1,178,812.19 and 472,245.29 is: 651,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,193.91 : 1,178,812.19 = 472,245.29 : x
  2. Step 2: Convert to fraction form
    854,193.91/1,178,812.19 = 472,245.29/x
  3. Step 3: Cross multiply
    854,193.91x = 1,178,812.19 × 472,245.29
  4. Step 4: Simplify right side
    854,193.91x = 556,688,504,522.09
  5. Step 5: Solve for x
    x = 556,688,504,522.09/854,193.91
  6. Step 6: Final answer
    x = 651,712.10

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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.