Home / 313,917.10-433,203.42-170,677.20

Finding the Fourth Proportional to 313,917.10, 433,203.42 and 170,677.20

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Solution

The fourth proportional to 313,917.10, 433,203.42 and 170,677.20 is: 235,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,917.10 : 433,203.42 = 170,677.20 : x
  2. Step 2: Convert to fraction form
    313,917.10/433,203.42 = 170,677.20/x
  3. Step 3: Cross multiply
    313,917.10x = 433,203.42 × 170,677.20
  4. Step 4: Simplify right side
    313,917.10x = 73,937,946,756.02
  5. Step 5: Solve for x
    x = 73,937,946,756.02/313,917.10
  6. Step 6: Final answer
    x = 235,533.35

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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.