Home / 758,721.58-1,047,034.13-414,559.96

Finding the Fourth Proportional to 758,721.58, 1,047,034.13 and 414,559.96

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Solution

The fourth proportional to 758,721.58, 1,047,034.13 and 414,559.96 is: 572,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,721.58 : 1,047,034.13 = 414,559.96 : x
  2. Step 2: Convert to fraction form
    758,721.58/1,047,034.13 = 414,559.96/x
  3. Step 3: Cross multiply
    758,721.58x = 1,047,034.13 × 414,559.96
  4. Step 4: Simplify right side
    758,721.58x = 434,058,421,609.90
  5. Step 5: Solve for x
    x = 434,058,421,609.90/758,721.58
  6. Step 6: Final answer
    x = 572,091.84

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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.