Home / 319,251.51-440,586.93-176,011.33

Finding the Fourth Proportional to 319,251.51, 440,586.93 and 176,011.33

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Solution

The fourth proportional to 319,251.51, 440,586.93 and 176,011.33 is: 242,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,251.51 : 440,586.93 = 176,011.33 : x
  2. Step 2: Convert to fraction form
    319,251.51/440,586.93 = 176,011.33/x
  3. Step 3: Cross multiply
    319,251.51x = 440,586.93 × 176,011.33
  4. Step 4: Simplify right side
    319,251.51x = 77,548,291,529.92
  5. Step 5: Solve for x
    x = 77,548,291,529.92/319,251.51
  6. Step 6: Final answer
    x = 242,906.58

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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.