Home / 801,529.84-1,106,089.75-457,359.52

Finding the Fourth Proportional to 801,529.84, 1,106,089.75 and 457,359.52

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Solution

The fourth proportional to 801,529.84, 1,106,089.75 and 457,359.52 is: 631,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,529.84 : 1,106,089.75 = 457,359.52 : x
  2. Step 2: Convert to fraction form
    801,529.84/1,106,089.75 = 457,359.52/x
  3. Step 3: Cross multiply
    801,529.84x = 1,106,089.75 × 457,359.52
  4. Step 4: Simplify right side
    801,529.84x = 505,880,677,136.92
  5. Step 5: Solve for x
    x = 505,880,677,136.92/801,529.84
  6. Step 6: Final answer
    x = 631,143.91

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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.