Home / 768,566.34-1,060,620.48-429,034.59

Finding the Fourth Proportional to 768,566.34, 1,060,620.48 and 429,034.59

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Solution

The fourth proportional to 768,566.34, 1,060,620.48 and 429,034.59 is: 592,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,566.34 : 1,060,620.48 = 429,034.59 : x
  2. Step 2: Convert to fraction form
    768,566.34/1,060,620.48 = 429,034.59/x
  3. Step 3: Cross multiply
    768,566.34x = 1,060,620.48 × 429,034.59
  4. Step 4: Simplify right side
    768,566.34x = 455,042,872,782.40
  5. Step 5: Solve for x
    x = 455,042,872,782.40/768,566.34
  6. Step 6: Final answer
    x = 592,067.14

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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.