Home / 524,180.16-784,987.20-243,777.60

Finding the Fourth Proportional to 524,180.16, 784,987.20 and 243,777.60

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Solution

The fourth proportional to 524,180.16, 784,987.20 and 243,777.60 is: 365,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,180.16 : 784,987.20 = 243,777.60 : x
  2. Step 2: Convert to fraction form
    524,180.16/784,987.20 = 243,777.60/x
  3. Step 3: Cross multiply
    524,180.16x = 784,987.20 × 243,777.60
  4. Step 4: Simplify right side
    524,180.16x = 191,362,295,646.72
  5. Step 5: Solve for x
    x = 191,362,295,646.72/524,180.16
  6. Step 6: Final answer
    x = 365,069.70

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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.