Home / 436,784.86-602,767.40-243,195.27

Finding the Fourth Proportional to 436,784.86, 602,767.40 and 243,195.27

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Solution

The fourth proportional to 436,784.86, 602,767.40 and 243,195.27 is: 335,611.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,784.86 : 602,767.40 = 243,195.27 : x
  2. Step 2: Convert to fraction form
    436,784.86/602,767.40 = 243,195.27/x
  3. Step 3: Cross multiply
    436,784.86x = 602,767.40 × 243,195.27
  4. Step 4: Simplify right side
    436,784.86x = 146,590,180,590.20
  5. Step 5: Solve for x
    x = 146,590,180,590.20/436,784.86
  6. Step 6: Final answer
    x = 335,611.86

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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.