Home / 768,704.44-1,060,790.02-429,165.40

Finding the Fourth Proportional to 768,704.44, 1,060,790.02 and 429,165.40

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Solution

The fourth proportional to 768,704.44, 1,060,790.02 and 429,165.40 is: 592,235.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,704.44 : 1,060,790.02 = 429,165.40 : x
  2. Step 2: Convert to fraction form
    768,704.44/1,060,790.02 = 429,165.40/x
  3. Step 3: Cross multiply
    768,704.44x = 1,060,790.02 × 429,165.40
  4. Step 4: Simplify right side
    768,704.44x = 455,254,373,249.31
  5. Step 5: Solve for x
    x = 455,254,373,249.31/768,704.44
  6. Step 6: Final answer
    x = 592,235.91

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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.