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Finding the Fourth Proportional to 235,681.84, 353,523.48 and 58,188.86

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Solution

The fourth proportional to 235,681.84, 353,523.48 and 58,188.86 is: 87,283.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,681.84 : 353,523.48 = 58,188.86 : x
  2. Step 2: Convert to fraction form
    235,681.84/353,523.48 = 58,188.86/x
  3. Step 3: Cross multiply
    235,681.84x = 353,523.48 × 58,188.86
  4. Step 4: Simplify right side
    235,681.84x = 20,571,128,284.43
  5. Step 5: Solve for x
    x = 20,571,128,284.43/235,681.84
  6. Step 6: Final answer
    x = 87,283.47

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1.5x scale

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.