Home / 768,804.30-1,153,316.50-236,370.03

Finding the Fourth Proportional to 768,804.30, 1,153,316.50 and 236,370.03

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Solution

The fourth proportional to 768,804.30, 1,153,316.50 and 236,370.03 is: 354,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,804.30 : 1,153,316.50 = 236,370.03 : x
  2. Step 2: Convert to fraction form
    768,804.30/1,153,316.50 = 236,370.03/x
  3. Step 3: Cross multiply
    768,804.30x = 1,153,316.50 × 236,370.03
  4. Step 4: Simplify right side
    768,804.30x = 272,609,455,704.50
  5. Step 5: Solve for x
    x = 272,609,455,704.50/768,804.30
  6. Step 6: Final answer
    x = 354,588.88

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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.