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Finding the Fourth Proportional to 453,068.84, 679,556.44 and 153,541.64

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Solution

The fourth proportional to 453,068.84, 679,556.44 and 153,541.64 is: 230,296.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,068.84 : 679,556.44 = 153,541.64 : x
  2. Step 2: Convert to fraction form
    453,068.84/679,556.44 = 153,541.64/x
  3. Step 3: Cross multiply
    453,068.84x = 679,556.44 × 153,541.64
  4. Step 4: Simplify right side
    453,068.84x = 104,340,210,270.16
  5. Step 5: Solve for x
    x = 104,340,210,270.16/453,068.84
  6. Step 6: Final answer
    x = 230,296.59

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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.