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Finding the Fourth Proportional to 602,579.77, 903,875.88 and 153,300.85

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Solution

The fourth proportional to 602,579.77, 903,875.88 and 153,300.85 is: 229,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,579.77 : 903,875.88 = 153,300.85 : x
  2. Step 2: Convert to fraction form
    602,579.77/903,875.88 = 153,300.85/x
  3. Step 3: Cross multiply
    602,579.77x = 903,875.88 × 153,300.85
  4. Step 4: Simplify right side
    602,579.77x = 138,564,940,698.50
  5. Step 5: Solve for x
    x = 138,564,940,698.50/602,579.77
  6. Step 6: Final answer
    x = 229,952.86

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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.