Home / 712,627.74-983,524.11-436,936.82

Finding the Fourth Proportional to 712,627.74, 983,524.11 and 436,936.82

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Solution

The fourth proportional to 712,627.74, 983,524.11 and 436,936.82 is: 603,032.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,627.74 : 983,524.11 = 436,936.82 : x
  2. Step 2: Convert to fraction form
    712,627.74/983,524.11 = 436,936.82/x
  3. Step 3: Cross multiply
    712,627.74x = 983,524.11 × 436,936.82
  4. Step 4: Simplify right side
    712,627.74x = 429,737,892,099.11
  5. Step 5: Solve for x
    x = 429,737,892,099.11/712,627.74
  6. Step 6: Final answer
    x = 603,032.79

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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.