Home / 754,709.56-1,041,482.32-432,609.56

Finding the Fourth Proportional to 754,709.56, 1,041,482.32 and 432,609.56

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Solution

The fourth proportional to 754,709.56, 1,041,482.32 and 432,609.56 is: 596,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,709.56 : 1,041,482.32 = 432,609.56 : x
  2. Step 2: Convert to fraction form
    754,709.56/1,041,482.32 = 432,609.56/x
  3. Step 3: Cross multiply
    754,709.56x = 1,041,482.32 × 432,609.56
  4. Step 4: Simplify right side
    754,709.56x = 450,555,208,202.98
  5. Step 5: Solve for x
    x = 450,555,208,202.98/754,709.56
  6. Step 6: Final answer
    x = 596,991.52

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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.