Home / 436,441.76-602,199.32-255,118.61

Finding the Fourth Proportional to 436,441.76, 602,199.32 and 255,118.61

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Solution

The fourth proportional to 436,441.76, 602,199.32 and 255,118.61 is: 352,010.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,441.76 : 602,199.32 = 255,118.61 : x
  2. Step 2: Convert to fraction form
    436,441.76/602,199.32 = 255,118.61/x
  3. Step 3: Cross multiply
    436,441.76x = 602,199.32 × 255,118.61
  4. Step 4: Simplify right side
    436,441.76x = 153,632,249,174.76
  5. Step 5: Solve for x
    x = 153,632,249,174.76/436,441.76
  6. Step 6: Final answer
    x = 352,010.89

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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.