Home / 292,055.35-402,803.13-201,390.52

Finding the Fourth Proportional to 292,055.35, 402,803.13 and 201,390.52

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Solution

The fourth proportional to 292,055.35, 402,803.13 and 201,390.52 is: 277,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,055.35 : 402,803.13 = 201,390.52 : x
  2. Step 2: Convert to fraction form
    292,055.35/402,803.13 = 201,390.52/x
  3. Step 3: Cross multiply
    292,055.35x = 402,803.13 × 201,390.52
  4. Step 4: Simplify right side
    292,055.35x = 81,120,731,808.33
  5. Step 5: Solve for x
    x = 81,120,731,808.33/292,055.35
  6. Step 6: Final answer
    x = 277,758.07

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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.