Home / 526,845.88-790,240.96-147,792.76

Finding the Fourth Proportional to 526,845.88, 790,240.96 and 147,792.76

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Solution

The fourth proportional to 526,845.88, 790,240.96 and 147,792.76 is: 221,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,845.88 : 790,240.96 = 147,792.76 : x
  2. Step 2: Convert to fraction form
    526,845.88/790,240.96 = 147,792.76/x
  3. Step 3: Cross multiply
    526,845.88x = 790,240.96 × 147,792.76
  4. Step 4: Simplify right side
    526,845.88x = 116,791,892,543.45
  5. Step 5: Solve for x
    x = 116,791,892,543.45/526,845.88
  6. Step 6: Final answer
    x = 221,681.32

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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.