Home / 692,734.56-1,039,109.40-243,468.24

Finding the Fourth Proportional to 692,734.56, 1,039,109.40 and 243,468.24

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Solution

The fourth proportional to 692,734.56, 1,039,109.40 and 243,468.24 is: 365,205.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,734.56 : 1,039,109.40 = 243,468.24 : x
  2. Step 2: Convert to fraction form
    692,734.56/1,039,109.40 = 243,468.24/x
  3. Step 3: Cross multiply
    692,734.56x = 1,039,109.40 × 243,468.24
  4. Step 4: Simplify right side
    692,734.56x = 252,990,136,785.46
  5. Step 5: Solve for x
    x = 252,990,136,785.46/692,734.56
  6. Step 6: Final answer
    x = 365,205.02

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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.