Home / 692,406.30-1,039,063.58-243,115.59

Finding the Fourth Proportional to 692,406.30, 1,039,063.58 and 243,115.59

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Solution

The fourth proportional to 692,406.30, 1,039,063.58 and 243,115.59 is: 364,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,406.30 : 1,039,063.58 = 243,115.59 : x
  2. Step 2: Convert to fraction form
    692,406.30/1,039,063.58 = 243,115.59/x
  3. Step 3: Cross multiply
    692,406.30x = 1,039,063.58 × 243,115.59
  4. Step 4: Simplify right side
    692,406.30x = 252,612,554,083.63
  5. Step 5: Solve for x
    x = 252,612,554,083.63/692,406.30
  6. Step 6: Final answer
    x = 364,832.84

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.