Home / 313,776.28-433,014.64-170,536.36

Finding the Fourth Proportional to 313,776.28, 433,014.64 and 170,536.36

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Solution

The fourth proportional to 313,776.28, 433,014.64 and 170,536.36 is: 235,342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,776.28 : 433,014.64 = 170,536.36 : x
  2. Step 2: Convert to fraction form
    313,776.28/433,014.64 = 170,536.36/x
  3. Step 3: Cross multiply
    313,776.28x = 433,014.64 × 170,536.36
  4. Step 4: Simplify right side
    313,776.28x = 73,844,740,532.31
  5. Step 5: Solve for x
    x = 73,844,740,532.31/313,776.28
  6. Step 6: Final answer
    x = 235,342.01

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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.