Home / 935,861.70-1,403,792.55-336,842.40

Finding the Fourth Proportional to 935,861.70, 1,403,792.55 and 336,842.40

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Solution

The fourth proportional to 935,861.70, 1,403,792.55 and 336,842.40 is: 505,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,861.70 : 1,403,792.55 = 336,842.40 : x
  2. Step 2: Convert to fraction form
    935,861.70/1,403,792.55 = 336,842.40/x
  3. Step 3: Cross multiply
    935,861.70x = 1,403,792.55 × 336,842.40
  4. Step 4: Simplify right side
    935,861.70x = 472,856,851,644.12
  5. Step 5: Solve for x
    x = 472,856,851,644.12/935,861.70
  6. Step 6: Final answer
    x = 505,263.60

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Similar ratio
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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.