Home / 436,825.17-602,830.76-245,845.40

Finding the Fourth Proportional to 436,825.17, 602,830.76 and 245,845.40

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Solution

The fourth proportional to 436,825.17, 602,830.76 and 245,845.40 is: 339,273.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,825.17 : 602,830.76 = 245,845.40 : x
  2. Step 2: Convert to fraction form
    436,825.17/602,830.76 = 245,845.40/x
  3. Step 3: Cross multiply
    436,825.17x = 602,830.76 × 245,845.40
  4. Step 4: Simplify right side
    436,825.17x = 148,203,165,081.12
  5. Step 5: Solve for x
    x = 148,203,165,081.12/436,825.17
  6. Step 6: Final answer
    x = 339,273.41

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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.