Home / 343,586.63-474,133.55-190,623.19

Finding the Fourth Proportional to 343,586.63, 474,133.55 and 190,623.19

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Solution

The fourth proportional to 343,586.63, 474,133.55 and 190,623.19 is: 263,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,586.63 : 474,133.55 = 190,623.19 : x
  2. Step 2: Convert to fraction form
    343,586.63/474,133.55 = 190,623.19/x
  3. Step 3: Cross multiply
    343,586.63x = 474,133.55 × 190,623.19
  4. Step 4: Simplify right side
    343,586.63x = 90,380,849,609.83
  5. Step 5: Solve for x
    x = 90,380,849,609.83/343,586.63
  6. Step 6: Final answer
    x = 263,051.13

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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.