Home / 619,965.36-930,104.64-176,733.36

Finding the Fourth Proportional to 619,965.36, 930,104.64 and 176,733.36

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Solution

The fourth proportional to 619,965.36, 930,104.64 and 176,733.36 is: 265,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,965.36 : 930,104.64 = 176,733.36 : x
  2. Step 2: Convert to fraction form
    619,965.36/930,104.64 = 176,733.36/x
  3. Step 3: Cross multiply
    619,965.36x = 930,104.64 × 176,733.36
  4. Step 4: Simplify right side
    619,965.36x = 164,380,518,178.79
  5. Step 5: Solve for x
    x = 164,380,518,178.79/619,965.36
  6. Step 6: Final answer
    x = 265,144.68

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Double scale
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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.