Home / 854,196.15-1,178,815.29-472,247.54

Finding the Fourth Proportional to 854,196.15, 1,178,815.29 and 472,247.54

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Solution

The fourth proportional to 854,196.15, 1,178,815.29 and 472,247.54 is: 651,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,196.15 : 1,178,815.29 = 472,247.54 : x
  2. Step 2: Convert to fraction form
    854,196.15/1,178,815.29 = 472,247.54/x
  3. Step 3: Cross multiply
    854,196.15x = 1,178,815.29 × 472,247.54
  4. Step 4: Simplify right side
    854,196.15x = 556,692,614,922.81
  5. Step 5: Solve for x
    x = 556,692,614,922.81/854,196.15
  6. Step 6: Final answer
    x = 651,715.20

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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.