Home / 916,096.90-1,373,756.55-442,927.30

Finding the Fourth Proportional to 916,096.90, 1,373,756.55 and 442,927.30

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Solution

The fourth proportional to 916,096.90, 1,373,756.55 and 442,927.30 is: 664,202.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,096.90 : 1,373,756.55 = 442,927.30 : x
  2. Step 2: Convert to fraction form
    916,096.90/1,373,756.55 = 442,927.30/x
  3. Step 3: Cross multiply
    916,096.90x = 1,373,756.55 × 442,927.30
  4. Step 4: Simplify right side
    916,096.90x = 608,474,279,548.82
  5. Step 5: Solve for x
    x = 608,474,279,548.82/916,096.90
  6. Step 6: Final answer
    x = 664,202.97

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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.