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Finding the Fourth Proportional to 584,038.45, 876,108.71 and 163,315.54

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Solution

The fourth proportional to 584,038.45, 876,108.71 and 163,315.54 is: 244,987.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,038.45 : 876,108.71 = 163,315.54 : x
  2. Step 2: Convert to fraction form
    584,038.45/876,108.71 = 163,315.54/x
  3. Step 3: Cross multiply
    584,038.45x = 876,108.71 × 163,315.54
  4. Step 4: Simplify right side
    584,038.45x = 143,082,167,657.13
  5. Step 5: Solve for x
    x = 143,082,167,657.13/584,038.45
  6. Step 6: Final answer
    x = 244,987.58

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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.