Home / 984,007.40-1,475,579.10-451,351.40

Finding the Fourth Proportional to 984,007.40, 1,475,579.10 and 451,351.40

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Solution

The fourth proportional to 984,007.40, 1,475,579.10 and 451,351.40 is: 676,828.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,007.40 : 1,475,579.10 = 451,351.40 : x
  2. Step 2: Convert to fraction form
    984,007.40/1,475,579.10 = 451,351.40/x
  3. Step 3: Cross multiply
    984,007.40x = 1,475,579.10 × 451,351.40
  4. Step 4: Simplify right side
    984,007.40x = 666,004,692,595.74
  5. Step 5: Solve for x
    x = 666,004,692,595.74/984,007.40
  6. Step 6: Final answer
    x = 676,828.95

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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.