Home / 909,848.62-1,255,185.09-527,653.90

Finding the Fourth Proportional to 909,848.62, 1,255,185.09 and 527,653.90

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Solution

The fourth proportional to 909,848.62, 1,255,185.09 and 527,653.90 is: 727,926.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,848.62 : 1,255,185.09 = 527,653.90 : x
  2. Step 2: Convert to fraction form
    909,848.62/1,255,185.09 = 527,653.90/x
  3. Step 3: Cross multiply
    909,848.62x = 1,255,185.09 × 527,653.90
  4. Step 4: Simplify right side
    909,848.62x = 662,303,307,960.35
  5. Step 5: Solve for x
    x = 662,303,307,960.35/909,848.62
  6. Step 6: Final answer
    x = 727,926.92

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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.