Home / 343,929.12-474,623.16-190,967.64

Finding the Fourth Proportional to 343,929.12, 474,623.16 and 190,967.64

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Solution

The fourth proportional to 343,929.12, 474,623.16 and 190,967.64 is: 263,535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,929.12 : 474,623.16 = 190,967.64 : x
  2. Step 2: Convert to fraction form
    343,929.12/474,623.16 = 190,967.64/x
  3. Step 3: Cross multiply
    343,929.12x = 474,623.16 × 190,967.64
  4. Step 4: Simplify right side
    343,929.12x = 90,637,664,754.54
  5. Step 5: Solve for x
    x = 90,637,664,754.54/343,929.12
  6. Step 6: Final answer
    x = 263,535.88

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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.