Home / 287,152.51-396,202.69-241,386.15

Finding the Fourth Proportional to 287,152.51, 396,202.69 and 241,386.15

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Solution

The fourth proportional to 287,152.51, 396,202.69 and 241,386.15 is: 333,055.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,152.51 : 396,202.69 = 241,386.15 : x
  2. Step 2: Convert to fraction form
    287,152.51/396,202.69 = 241,386.15/x
  3. Step 3: Cross multiply
    287,152.51x = 396,202.69 × 241,386.15
  4. Step 4: Simplify right side
    287,152.51x = 95,637,841,958.74
  5. Step 5: Solve for x
    x = 95,637,841,958.74/287,152.51
  6. Step 6: Final answer
    x = 333,055.91

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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.