Home / 319,187.52-440,480.22-175,944.48

Finding the Fourth Proportional to 319,187.52, 440,480.22 and 175,944.48

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Solution

The fourth proportional to 319,187.52, 440,480.22 and 175,944.48 is: 242,804.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,187.52 : 440,480.22 = 175,944.48 : x
  2. Step 2: Convert to fraction form
    319,187.52/440,480.22 = 175,944.48/x
  3. Step 3: Cross multiply
    319,187.52x = 440,480.22 × 175,944.48
  4. Step 4: Simplify right side
    319,187.52x = 77,500,063,258.19
  5. Step 5: Solve for x
    x = 77,500,063,258.19/319,187.52
  6. Step 6: Final answer
    x = 242,804.18

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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.