Home / 260,023.10-390,034.65-242,527.10

Finding the Fourth Proportional to 260,023.10, 390,034.65 and 242,527.10

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Solution

The fourth proportional to 260,023.10, 390,034.65 and 242,527.10 is: 363,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,023.10 : 390,034.65 = 242,527.10 : x
  2. Step 2: Convert to fraction form
    260,023.10/390,034.65 = 242,527.10/x
  3. Step 3: Cross multiply
    260,023.10x = 390,034.65 × 242,527.10
  4. Step 4: Simplify right side
    260,023.10x = 94,593,972,564.02
  5. Step 5: Solve for x
    x = 94,593,972,564.02/260,023.10
  6. Step 6: Final answer
    x = 363,790.65

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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.