Home / 693,155.56-1,039,733.34-293,787.40

Finding the Fourth Proportional to 693,155.56, 1,039,733.34 and 293,787.40

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Solution

The fourth proportional to 693,155.56, 1,039,733.34 and 293,787.40 is: 440,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,155.56 : 1,039,733.34 = 293,787.40 : x
  2. Step 2: Convert to fraction form
    693,155.56/1,039,733.34 = 293,787.40/x
  3. Step 3: Cross multiply
    693,155.56x = 1,039,733.34 × 293,787.40
  4. Step 4: Simplify right side
    693,155.56x = 305,460,554,651.92
  5. Step 5: Solve for x
    x = 305,460,554,651.92/693,155.56
  6. Step 6: Final answer
    x = 440,681.10

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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.