Home / 956,820.60-1,435,230.90-291,972.60

Finding the Fourth Proportional to 956,820.60, 1,435,230.90 and 291,972.60

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Solution

The fourth proportional to 956,820.60, 1,435,230.90 and 291,972.60 is: 437,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,820.60 : 1,435,230.90 = 291,972.60 : x
  2. Step 2: Convert to fraction form
    956,820.60/1,435,230.90 = 291,972.60/x
  3. Step 3: Cross multiply
    956,820.60x = 1,435,230.90 × 291,972.60
  4. Step 4: Simplify right side
    956,820.60x = 419,048,097,473.34
  5. Step 5: Solve for x
    x = 419,048,097,473.34/956,820.60
  6. Step 6: Final answer
    x = 437,958.90

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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.