Home / 753,699.48-1,130,704.98-248,291.16

Finding the Fourth Proportional to 753,699.48, 1,130,704.98 and 248,291.16

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Solution

The fourth proportional to 753,699.48, 1,130,704.98 and 248,291.16 is: 372,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,699.48 : 1,130,704.98 = 248,291.16 : x
  2. Step 2: Convert to fraction form
    753,699.48/1,130,704.98 = 248,291.16/x
  3. Step 3: Cross multiply
    753,699.48x = 1,130,704.98 × 248,291.16
  4. Step 4: Simplify right side
    753,699.48x = 280,744,051,101.98
  5. Step 5: Solve for x
    x = 280,744,051,101.98/753,699.48
  6. Step 6: Final answer
    x = 372,488.05

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.