Home / 628,194.42-942,397.47-291,098.34

Finding the Fourth Proportional to 628,194.42, 942,397.47 and 291,098.34

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Solution

The fourth proportional to 628,194.42, 942,397.47 and 291,098.34 is: 436,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,194.42 : 942,397.47 = 291,098.34 : x
  2. Step 2: Convert to fraction form
    628,194.42/942,397.47 = 291,098.34/x
  3. Step 3: Cross multiply
    628,194.42x = 942,397.47 × 291,098.34
  4. Step 4: Simplify right side
    628,194.42x = 274,330,339,137.20
  5. Step 5: Solve for x
    x = 274,330,339,137.20/628,194.42
  6. Step 6: Final answer
    x = 436,696.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.