Home / 260,025.10-390,037.65-242,529.10

Finding the Fourth Proportional to 260,025.10, 390,037.65 and 242,529.10

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Solution

The fourth proportional to 260,025.10, 390,037.65 and 242,529.10 is: 363,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,025.10 : 390,037.65 = 242,529.10 : x
  2. Step 2: Convert to fraction form
    260,025.10/390,037.65 = 242,529.10/x
  3. Step 3: Cross multiply
    260,025.10x = 390,037.65 × 242,529.10
  4. Step 4: Simplify right side
    260,025.10x = 94,595,480,220.62
  5. Step 5: Solve for x
    x = 94,595,480,220.62/260,025.10
  6. Step 6: Final answer
    x = 363,793.65

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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.