Home / 854,193.39-1,178,811.48-472,244.77

Finding the Fourth Proportional to 854,193.39, 1,178,811.48 and 472,244.77

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Solution

The fourth proportional to 854,193.39, 1,178,811.48 and 472,244.77 is: 651,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,193.39 : 1,178,811.48 = 472,244.77 : x
  2. Step 2: Convert to fraction form
    854,193.39/1,178,811.48 = 472,244.77/x
  3. Step 3: Cross multiply
    854,193.39x = 1,178,811.48 × 472,244.77
  4. Step 4: Simplify right side
    854,193.39x = 556,687,558,012.38
  5. Step 5: Solve for x
    x = 556,687,558,012.38/854,193.39
  6. Step 6: Final answer
    x = 651,711.39

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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.