Home / 317,041.28-437,516.64-173,802.56

Finding the Fourth Proportional to 317,041.28, 437,516.64 and 173,802.56

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Solution

The fourth proportional to 317,041.28, 437,516.64 and 173,802.56 is: 239,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,041.28 : 437,516.64 = 173,802.56 : x
  2. Step 2: Convert to fraction form
    317,041.28/437,516.64 = 173,802.56/x
  3. Step 3: Cross multiply
    317,041.28x = 437,516.64 × 173,802.56
  4. Step 4: Simplify right side
    317,041.28x = 76,041,512,074.60
  5. Step 5: Solve for x
    x = 76,041,512,074.60/317,041.28
  6. Step 6: Final answer
    x = 239,847.35

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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.