Home / 854,194.16-1,178,812.54-472,245.54

Finding the Fourth Proportional to 854,194.16, 1,178,812.54 and 472,245.54

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Solution

The fourth proportional to 854,194.16, 1,178,812.54 and 472,245.54 is: 651,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,194.16 : 1,178,812.54 = 472,245.54 : x
  2. Step 2: Convert to fraction form
    854,194.16/1,178,812.54 = 472,245.54/x
  3. Step 3: Cross multiply
    854,194.16x = 1,178,812.54 × 472,245.54
  4. Step 4: Simplify right side
    854,194.16x = 556,688,962,149.84
  5. Step 5: Solve for x
    x = 556,688,962,149.84/854,194.16
  6. Step 6: Final answer
    x = 651,712.45

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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.