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Finding the Fourth Proportional to 436,012.84, 601,862.14 and 254,783.68

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Solution

The fourth proportional to 436,012.84, 601,862.14 and 254,783.68 is: 351,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,012.84 : 601,862.14 = 254,783.68 : x
  2. Step 2: Convert to fraction form
    436,012.84/601,862.14 = 254,783.68/x
  3. Step 3: Cross multiply
    436,012.84x = 601,862.14 × 254,783.68
  4. Step 4: Simplify right side
    436,012.84x = 153,344,650,881.88
  5. Step 5: Solve for x
    x = 153,344,650,881.88/436,012.84
  6. Step 6: Final answer
    x = 351,697.56

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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.