Home / 754,756.62-1,041,712.86-432,682.80

Finding the Fourth Proportional to 754,756.62, 1,041,712.86 and 432,682.80

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Solution

The fourth proportional to 754,756.62, 1,041,712.86 and 432,682.80 is: 597,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,756.62 : 1,041,712.86 = 432,682.80 : x
  2. Step 2: Convert to fraction form
    754,756.62/1,041,712.86 = 432,682.80/x
  3. Step 3: Cross multiply
    754,756.62x = 1,041,712.86 × 432,682.80
  4. Step 4: Simplify right side
    754,756.62x = 450,731,237,060.81
  5. Step 5: Solve for x
    x = 450,731,237,060.81/754,756.62
  6. Step 6: Final answer
    x = 597,187.52

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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.