Home / 854,177.76-1,178,662.96-472,152.60

Finding the Fourth Proportional to 854,177.76, 1,178,662.96 and 472,152.60

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Solution

The fourth proportional to 854,177.76, 1,178,662.96 and 472,152.60 is: 651,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,177.76 : 1,178,662.96 = 472,152.60 : x
  2. Step 2: Convert to fraction form
    854,177.76/1,178,662.96 = 472,152.60/x
  3. Step 3: Cross multiply
    854,177.76x = 1,178,662.96 × 472,152.60
  4. Step 4: Simplify right side
    854,177.76x = 556,508,781,087.70
  5. Step 5: Solve for x
    x = 556,508,781,087.70/854,177.76
  6. Step 6: Final answer
    x = 651,514.01

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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.