Home / 856,152.48-1,181,499.84-474,185.28

Finding the Fourth Proportional to 856,152.48, 1,181,499.84 and 474,185.28

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Solution

The fourth proportional to 856,152.48, 1,181,499.84 and 474,185.28 is: 654,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,152.48 : 1,181,499.84 = 474,185.28 : x
  2. Step 2: Convert to fraction form
    856,152.48/1,181,499.84 = 474,185.28/x
  3. Step 3: Cross multiply
    856,152.48x = 1,181,499.84 × 474,185.28
  4. Step 4: Simplify right side
    856,152.48x = 560,249,832,450.36
  5. Step 5: Solve for x
    x = 560,249,832,450.36/856,152.48
  6. Step 6: Final answer
    x = 654,380.90

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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.