Home / 649,410.96-896,170.32-362,933.40

Finding the Fourth Proportional to 649,410.96, 896,170.32 and 362,933.40

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Solution

The fourth proportional to 649,410.96, 896,170.32 and 362,933.40 is: 500,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,410.96 : 896,170.32 = 362,933.40 : x
  2. Step 2: Convert to fraction form
    649,410.96/896,170.32 = 362,933.40/x
  3. Step 3: Cross multiply
    649,410.96x = 896,170.32 × 362,933.40
  4. Step 4: Simplify right side
    649,410.96x = 325,250,141,216.69
  5. Step 5: Solve for x
    x = 325,250,141,216.69/649,410.96
  6. Step 6: Final answer
    x = 500,838.70

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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.