Home / 343,962.15-474,669.26-190,999.87

Finding the Fourth Proportional to 343,962.15, 474,669.26 and 190,999.87

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Solution

The fourth proportional to 343,962.15, 474,669.26 and 190,999.87 is: 263,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,962.15 : 474,669.26 = 190,999.87 : x
  2. Step 2: Convert to fraction form
    343,962.15/474,669.26 = 190,999.87/x
  3. Step 3: Cross multiply
    343,962.15x = 474,669.26 × 190,999.87
  4. Step 4: Simplify right side
    343,962.15x = 90,661,767,128.52
  5. Step 5: Solve for x
    x = 90,661,767,128.52/343,962.15
  6. Step 6: Final answer
    x = 263,580.65

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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.