Home / 854,070.20-1,178,596.14-472,087.16

Finding the Fourth Proportional to 854,070.20, 1,178,596.14 and 472,087.16

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Solution

The fourth proportional to 854,070.20, 1,178,596.14 and 472,087.16 is: 651,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,070.20 : 1,178,596.14 = 472,087.16 : x
  2. Step 2: Convert to fraction form
    854,070.20/1,178,596.14 = 472,087.16/x
  3. Step 3: Cross multiply
    854,070.20x = 1,178,596.14 × 472,087.16
  4. Step 4: Simplify right side
    854,070.20x = 556,400,104,519.56
  5. Step 5: Solve for x
    x = 556,400,104,519.56/854,070.20
  6. Step 6: Final answer
    x = 651,468.82

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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.