Home / 436,406.30-602,187.81-242,768.26

Finding the Fourth Proportional to 436,406.30, 602,187.81 and 242,768.26

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Solution

The fourth proportional to 436,406.30, 602,187.81 and 242,768.26 is: 334,990.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,406.30 : 602,187.81 = 242,768.26 : x
  2. Step 2: Convert to fraction form
    436,406.30/602,187.81 = 242,768.26/x
  3. Step 3: Cross multiply
    436,406.30x = 602,187.81 × 242,768.26
  4. Step 4: Simplify right side
    436,406.30x = 146,192,085,321.44
  5. Step 5: Solve for x
    x = 146,192,085,321.44/436,406.30
  6. Step 6: Final answer
    x = 334,990.77

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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.