Home / 785,029.86-1,083,338.15-440,817.93

Finding the Fourth Proportional to 785,029.86, 1,083,338.15 and 440,817.93

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Solution

The fourth proportional to 785,029.86, 1,083,338.15 and 440,817.93 is: 608,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,029.86 : 1,083,338.15 = 440,817.93 : x
  2. Step 2: Convert to fraction form
    785,029.86/1,083,338.15 = 440,817.93/x
  3. Step 3: Cross multiply
    785,029.86x = 1,083,338.15 × 440,817.93
  4. Step 4: Simplify right side
    785,029.86x = 477,554,878,568.94
  5. Step 5: Solve for x
    x = 477,554,878,568.94/785,029.86
  6. Step 6: Final answer
    x = 608,327.02

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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.