Home / 969,864.93-1,454,707.63-457,412.56

Finding the Fourth Proportional to 969,864.93, 1,454,707.63 and 457,412.56

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Solution

The fourth proportional to 969,864.93, 1,454,707.63 and 457,412.56 is: 686,076.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,864.93 : 1,454,707.63 = 457,412.56 : x
  2. Step 2: Convert to fraction form
    969,864.93/1,454,707.63 = 457,412.56/x
  3. Step 3: Cross multiply
    969,864.93x = 1,454,707.63 × 457,412.56
  4. Step 4: Simplify right side
    969,864.93x = 665,401,541,089.83
  5. Step 5: Solve for x
    x = 665,401,541,089.83/969,864.93
  6. Step 6: Final answer
    x = 686,076.50

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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.