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Finding the Fourth Proportional to 362,702.56, 500,303.64 and 249,328.48

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Solution

The fourth proportional to 362,702.56, 500,303.64 and 249,328.48 is: 343,918.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,702.56 : 500,303.64 = 249,328.48 : x
  2. Step 2: Convert to fraction form
    362,702.56/500,303.64 = 249,328.48/x
  3. Step 3: Cross multiply
    362,702.56x = 500,303.64 × 249,328.48
  4. Step 4: Simplify right side
    362,702.56x = 124,739,946,099.67
  5. Step 5: Solve for x
    x = 124,739,946,099.67/362,702.56
  6. Step 6: Final answer
    x = 343,918.02

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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.