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Finding the Fourth Proportional to 506,377.51, 759,453.23 and 151,345.40

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Solution

The fourth proportional to 506,377.51, 759,453.23 and 151,345.40 is: 226,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,377.51 : 759,453.23 = 151,345.40 : x
  2. Step 2: Convert to fraction form
    506,377.51/759,453.23 = 151,345.40/x
  3. Step 3: Cross multiply
    506,377.51x = 759,453.23 × 151,345.40
  4. Step 4: Simplify right side
    506,377.51x = 114,939,749,456.74
  5. Step 5: Solve for x
    x = 114,939,749,456.74/506,377.51
  6. Step 6: Final answer
    x = 226,984.31

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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.