Home / 314,923.36-434,590.09-177,102.25

Finding the Fourth Proportional to 314,923.36, 434,590.09 and 177,102.25

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Solution

The fourth proportional to 314,923.36, 434,590.09 and 177,102.25 is: 244,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,923.36 : 434,590.09 = 177,102.25 : x
  2. Step 2: Convert to fraction form
    314,923.36/434,590.09 = 177,102.25/x
  3. Step 3: Cross multiply
    314,923.36x = 434,590.09 × 177,102.25
  4. Step 4: Simplify right side
    314,923.36x = 76,966,881,076.54
  5. Step 5: Solve for x
    x = 76,966,881,076.54/314,923.36
  6. Step 6: Final answer
    x = 244,398.77

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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.