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Finding the Fourth Proportional to 484,709, 727,210.38 and 248,219.24

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Solution

The fourth proportional to 484,709, 727,210.38 and 248,219.24 is: 372,404.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,709 : 727,210.38 = 248,219.24 : x
  2. Step 2: Convert to fraction form
    484,709/727,210.38 = 248,219.24/x
  3. Step 3: Cross multiply
    484,709x = 727,210.38 × 248,219.24
  4. Step 4: Simplify right side
    484,709x = 180,507,607,843.71
  5. Step 5: Solve for x
    x = 180,507,607,843.71/484,709
  6. Step 6: Final answer
    x = 372,404.08

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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.