Home / 261,014.90-392,357.55-242,525.30

Finding the Fourth Proportional to 261,014.90, 392,357.55 and 242,525.30

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Solution

The fourth proportional to 261,014.90, 392,357.55 and 242,525.30 is: 364,563.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,014.90 : 392,357.55 = 242,525.30 : x
  2. Step 2: Convert to fraction form
    261,014.90/392,357.55 = 242,525.30/x
  3. Step 3: Cross multiply
    261,014.90x = 392,357.55 × 242,525.30
  4. Step 4: Simplify right side
    261,014.90x = 95,156,632,521.02
  5. Step 5: Solve for x
    x = 95,156,632,521.02/261,014.90
  6. Step 6: Final answer
    x = 364,563.99

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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.