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Finding the Fourth Proportional to 242,240.74, 363,434.82 and 123,995.08

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Solution

The fourth proportional to 242,240.74, 363,434.82 and 123,995.08 is: 186,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,240.74 : 363,434.82 = 123,995.08 : x
  2. Step 2: Convert to fraction form
    242,240.74/363,434.82 = 123,995.08/x
  3. Step 3: Cross multiply
    242,240.74x = 363,434.82 × 123,995.08
  4. Step 4: Simplify right side
    242,240.74x = 45,064,129,580.69
  5. Step 5: Solve for x
    x = 45,064,129,580.69/242,240.74
  6. Step 6: Final answer
    x = 186,030.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.