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Finding the Fourth Proportional to 576,838.83, 864,941.13 and 177,368.70

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Solution

The fourth proportional to 576,838.83, 864,941.13 and 177,368.70 is: 265,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,838.83 : 864,941.13 = 177,368.70 : x
  2. Step 2: Convert to fraction form
    576,838.83/864,941.13 = 177,368.70/x
  3. Step 3: Cross multiply
    576,838.83x = 864,941.13 × 177,368.70
  4. Step 4: Simplify right side
    576,838.83x = 153,413,483,804.63
  5. Step 5: Solve for x
    x = 153,413,483,804.63/576,838.83
  6. Step 6: Final answer
    x = 265,955.54

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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.