Home / 314,968.76-434,644.36-185,948.80

Finding the Fourth Proportional to 314,968.76, 434,644.36 and 185,948.80

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Solution

The fourth proportional to 314,968.76, 434,644.36 and 185,948.80 is: 256,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,968.76 : 434,644.36 = 185,948.80 : x
  2. Step 2: Convert to fraction form
    314,968.76/434,644.36 = 185,948.80/x
  3. Step 3: Cross multiply
    314,968.76x = 434,644.36 × 185,948.80
  4. Step 4: Simplify right side
    314,968.76x = 80,821,597,168.77
  5. Step 5: Solve for x
    x = 80,821,597,168.77/314,968.76
  6. Step 6: Final answer
    x = 256,601.95

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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.