Home / 287,151.51-396,201.32-241,385.15

Finding the Fourth Proportional to 287,151.51, 396,201.32 and 241,385.15

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Solution

The fourth proportional to 287,151.51, 396,201.32 and 241,385.15 is: 333,054.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,151.51 : 396,201.32 = 241,385.15 : x
  2. Step 2: Convert to fraction form
    287,151.51/396,201.32 = 241,385.15/x
  3. Step 3: Cross multiply
    287,151.51x = 396,201.32 × 241,385.15
  4. Step 4: Simplify right side
    287,151.51x = 95,637,111,870.47
  5. Step 5: Solve for x
    x = 95,637,111,870.47/287,151.51
  6. Step 6: Final answer
    x = 333,054.53

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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.