Home / 688,273.50-949,405.59-433,181.82

Finding the Fourth Proportional to 688,273.50, 949,405.59 and 433,181.82

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Solution

The fourth proportional to 688,273.50, 949,405.59 and 433,181.82 is: 597,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,273.50 : 949,405.59 = 433,181.82 : x
  2. Step 2: Convert to fraction form
    688,273.50/949,405.59 = 433,181.82/x
  3. Step 3: Cross multiply
    688,273.50x = 949,405.59 × 433,181.82
  4. Step 4: Simplify right side
    688,273.50x = 411,265,241,394.37
  5. Step 5: Solve for x
    x = 411,265,241,394.37/688,273.50
  6. Step 6: Final answer
    x = 597,531.71

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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.