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Finding the Fourth Proportional to 208,045.45, 292,050.95 and 208,045.45

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Solution

The fourth proportional to 208,045.45, 292,050.95 and 208,045.45 is: 292,050.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,045.45 : 292,050.95 = 208,045.45 : x
  2. Step 2: Convert to fraction form
    208,045.45/292,050.95 = 208,045.45/x
  3. Step 3: Cross multiply
    208,045.45x = 292,050.95 × 208,045.45
  4. Step 4: Simplify right side
    208,045.45x = 60,759,871,315.68
  5. Step 5: Solve for x
    x = 60,759,871,315.68/208,045.45
  6. Step 6: Final answer
    x = 292,050.95

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.