Home / 346,557.06-477,983.97-239,306.58

Finding the Fourth Proportional to 346,557.06, 477,983.97 and 239,306.58

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Solution

The fourth proportional to 346,557.06, 477,983.97 and 239,306.58 is: 330,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,557.06 : 477,983.97 = 239,306.58 : x
  2. Step 2: Convert to fraction form
    346,557.06/477,983.97 = 239,306.58/x
  3. Step 3: Cross multiply
    346,557.06x = 477,983.97 × 239,306.58
  4. Step 4: Simplify right side
    346,557.06x = 114,384,709,155.52
  5. Step 5: Solve for x
    x = 114,384,709,155.52/346,557.06
  6. Step 6: Final answer
    x = 330,060.25

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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.