Home / 703,758.20-971,160.29-381,461.37

Finding the Fourth Proportional to 703,758.20, 971,160.29 and 381,461.37

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Solution

The fourth proportional to 703,758.20, 971,160.29 and 381,461.37 is: 526,402.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,758.20 : 971,160.29 = 381,461.37 : x
  2. Step 2: Convert to fraction form
    703,758.20/971,160.29 = 381,461.37/x
  3. Step 3: Cross multiply
    703,758.20x = 971,160.29 × 381,461.37
  4. Step 4: Simplify right side
    703,758.20x = 370,460,137,140.90
  5. Step 5: Solve for x
    x = 370,460,137,140.90/703,758.20
  6. Step 6: Final answer
    x = 526,402.59

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1.5x scale

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.