Home / 343,935.80-474,631.40-193,032.80

Finding the Fourth Proportional to 343,935.80, 474,631.40 and 193,032.80

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Solution

The fourth proportional to 343,935.80, 474,631.40 and 193,032.80 is: 266,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,935.80 : 474,631.40 = 193,032.80 : x
  2. Step 2: Convert to fraction form
    343,935.80/474,631.40 = 193,032.80/x
  3. Step 3: Cross multiply
    343,935.80x = 474,631.40 × 193,032.80
  4. Step 4: Simplify right side
    343,935.80x = 91,619,426,747.34
  5. Step 5: Solve for x
    x = 91,619,426,747.34/343,935.80
  6. Step 6: Final answer
    x = 266,385.26

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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.