Home / 708,528.26-1,061,101.10-392,200.58

Finding the Fourth Proportional to 708,528.26, 1,061,101.10 and 392,200.58

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Solution

The fourth proportional to 708,528.26, 1,061,101.10 and 392,200.58 is: 587,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,528.26 : 1,061,101.10 = 392,200.58 : x
  2. Step 2: Convert to fraction form
    708,528.26/1,061,101.10 = 392,200.58/x
  3. Step 3: Cross multiply
    708,528.26x = 1,061,101.10 × 392,200.58
  4. Step 4: Simplify right side
    708,528.26x = 416,164,459,592.13
  5. Step 5: Solve for x
    x = 416,164,459,592.13/708,528.26
  6. Step 6: Final answer
    x = 587,364.66

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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.