Home / 261,861.18-361,340.34-175,802.76

Finding the Fourth Proportional to 261,861.18, 361,340.34 and 175,802.76

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Solution

The fourth proportional to 261,861.18, 361,340.34 and 175,802.76 is: 242,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,861.18 : 361,340.34 = 175,802.76 : x
  2. Step 2: Convert to fraction form
    261,861.18/361,340.34 = 175,802.76/x
  3. Step 3: Cross multiply
    261,861.18x = 361,340.34 × 175,802.76
  4. Step 4: Simplify right side
    261,861.18x = 63,524,629,071.34
  5. Step 5: Solve for x
    x = 63,524,629,071.34/261,861.18
  6. Step 6: Final answer
    x = 242,588.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.