Home / 418,426.56-577,426.32-237,172.76

Finding the Fourth Proportional to 418,426.56, 577,426.32 and 237,172.76

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Solution

The fourth proportional to 418,426.56, 577,426.32 and 237,172.76 is: 327,297.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,426.56 : 577,426.32 = 237,172.76 : x
  2. Step 2: Convert to fraction form
    418,426.56/577,426.32 = 237,172.76/x
  3. Step 3: Cross multiply
    418,426.56x = 577,426.32 × 237,172.76
  4. Step 4: Simplify right side
    418,426.56x = 136,949,793,289.26
  5. Step 5: Solve for x
    x = 136,949,793,289.26/418,426.56
  6. Step 6: Final answer
    x = 327,297.08

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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.