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Finding the Fourth Proportional to 265,879.04, 366,947.76 and 152,702.60

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Solution

The fourth proportional to 265,879.04, 366,947.76 and 152,702.60 is: 210,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,879.04 : 366,947.76 = 152,702.60 : x
  2. Step 2: Convert to fraction form
    265,879.04/366,947.76 = 152,702.60/x
  3. Step 3: Cross multiply
    265,879.04x = 366,947.76 × 152,702.60
  4. Step 4: Simplify right side
    265,879.04x = 56,033,877,016.18
  5. Step 5: Solve for x
    x = 56,033,877,016.18/265,879.04
  6. Step 6: Final answer
    x = 210,749.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.