Home / 436,380.35-602,208.54-245,392.07

Finding the Fourth Proportional to 436,380.35, 602,208.54 and 245,392.07

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Solution

The fourth proportional to 436,380.35, 602,208.54 and 245,392.07 is: 338,643.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,380.35 : 602,208.54 = 245,392.07 : x
  2. Step 2: Convert to fraction form
    436,380.35/602,208.54 = 245,392.07/x
  3. Step 3: Cross multiply
    436,380.35x = 602,208.54 × 245,392.07
  4. Step 4: Simplify right side
    436,380.35x = 147,777,197,191.24
  5. Step 5: Solve for x
    x = 147,777,197,191.24/436,380.35
  6. Step 6: Final answer
    x = 338,643.11

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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.