Home / 1,111,812.98-1,667,703.07-353,700.37

Finding the Fourth Proportional to 1,111,812.98, 1,667,703.07 and 353,700.37

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Solution

The fourth proportional to 1,111,812.98, 1,667,703.07 and 353,700.37 is: 530,545.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,812.98 : 1,667,703.07 = 353,700.37 : x
  2. Step 2: Convert to fraction form
    1,111,812.98/1,667,703.07 = 353,700.37/x
  3. Step 3: Cross multiply
    1,111,812.98x = 1,667,703.07 × 353,700.37
  4. Step 4: Simplify right side
    1,111,812.98x = 589,867,182,802.12
  5. Step 5: Solve for x
    x = 589,867,182,802.12/1,111,812.98
  6. Step 6: Final answer
    x = 530,545.33

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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.