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Finding the Fourth Proportional to 483,319.68, 725,080.32 and 243,568.32

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Solution

The fourth proportional to 483,319.68, 725,080.32 and 243,568.32 is: 365,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,319.68 : 725,080.32 = 243,568.32 : x
  2. Step 2: Convert to fraction form
    483,319.68/725,080.32 = 243,568.32/x
  3. Step 3: Cross multiply
    483,319.68x = 725,080.32 × 243,568.32
  4. Step 4: Simplify right side
    483,319.68x = 176,606,595,407.46
  5. Step 5: Solve for x
    x = 176,606,595,407.46/483,319.68
  6. Step 6: Final answer
    x = 365,403.28

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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.