Home / 1,111,755.98-1,667,616.36-353,586.50

Finding the Fourth Proportional to 1,111,755.98, 1,667,616.36 and 353,586.50

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Solution

The fourth proportional to 1,111,755.98, 1,667,616.36 and 353,586.50 is: 530,374.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,755.98 : 1,667,616.36 = 353,586.50 : x
  2. Step 2: Convert to fraction form
    1,111,755.98/1,667,616.36 = 353,586.50/x
  3. Step 3: Cross multiply
    1,111,755.98x = 1,667,616.36 × 353,586.50
  4. Step 4: Simplify right side
    1,111,755.98x = 589,646,632,075.14
  5. Step 5: Solve for x
    x = 589,646,632,075.14/1,111,755.98
  6. Step 6: Final answer
    x = 530,374.15

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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.