Home / 881,923.82-1,323,137.23-432,774.16

Finding the Fourth Proportional to 881,923.82, 1,323,137.23 and 432,774.16

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Solution

The fourth proportional to 881,923.82, 1,323,137.23 and 432,774.16 is: 649,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,923.82 : 1,323,137.23 = 432,774.16 : x
  2. Step 2: Convert to fraction form
    881,923.82/1,323,137.23 = 432,774.16/x
  3. Step 3: Cross multiply
    881,923.82x = 1,323,137.23 × 432,774.16
  4. Step 4: Simplify right side
    881,923.82x = 572,619,598,888.20
  5. Step 5: Solve for x
    x = 572,619,598,888.20/881,923.82
  6. Step 6: Final answer
    x = 649,284.65

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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.