Home / 418,437.06-577,424.52-237,138.36

Finding the Fourth Proportional to 418,437.06, 577,424.52 and 237,138.36

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Solution

The fourth proportional to 418,437.06, 577,424.52 and 237,138.36 is: 327,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,437.06 : 577,424.52 = 237,138.36 : x
  2. Step 2: Convert to fraction form
    418,437.06/577,424.52 = 237,138.36/x
  3. Step 3: Cross multiply
    418,437.06x = 577,424.52 × 237,138.36
  4. Step 4: Simplify right side
    418,437.06x = 136,929,503,696.59
  5. Step 5: Solve for x
    x = 136,929,503,696.59/418,437.06
  6. Step 6: Final answer
    x = 327,240.38

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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.