Home / 1,111,666.43-1,667,665.72-353,532.63

Finding the Fourth Proportional to 1,111,666.43, 1,667,665.72 and 353,532.63

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Solution

The fourth proportional to 1,111,666.43, 1,667,665.72 and 353,532.63 is: 530,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,666.43 : 1,667,665.72 = 353,532.63 : x
  2. Step 2: Convert to fraction form
    1,111,666.43/1,667,665.72 = 353,532.63/x
  3. Step 3: Cross multiply
    1,111,666.43x = 1,667,665.72 × 353,532.63
  4. Step 4: Simplify right side
    1,111,666.43x = 589,574,247,952.44
  5. Step 5: Solve for x
    x = 589,574,247,952.44/1,111,666.43
  6. Step 6: Final answer
    x = 530,351.76

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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.