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Finding the Fourth Proportional to 170,658,679.95, 255,988,019.93 and 170,658,679.95

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Solution

The fourth proportional to 170,658,679.95, 255,988,019.93 and 170,658,679.95 is: 255,988,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,658,679.95 : 255,988,019.93 = 170,658,679.95 : x
  2. Step 2: Convert to fraction form
    170,658,679.95/255,988,019.93 = 170,658,679.95/x
  3. Step 3: Cross multiply
    170,658,679.95x = 255,988,019.93 × 170,658,679.95
  4. Step 4: Simplify right side
    170,658,679.95x = 43,686,577,563,414,800
  5. Step 5: Solve for x
    x = 43,686,577,563,414,800/170,658,679.95
  6. Step 6: Final answer
    x = 255,988,019.93

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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.