Home / 935,489.80-1,403,234.70-336,543.40

Finding the Fourth Proportional to 935,489.80, 1,403,234.70 and 336,543.40

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Solution

The fourth proportional to 935,489.80, 1,403,234.70 and 336,543.40 is: 504,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,489.80 : 1,403,234.70 = 336,543.40 : x
  2. Step 2: Convert to fraction form
    935,489.80/1,403,234.70 = 336,543.40/x
  3. Step 3: Cross multiply
    935,489.80x = 1,403,234.70 × 336,543.40
  4. Step 4: Simplify right side
    935,489.80x = 472,249,376,935.98
  5. Step 5: Solve for x
    x = 472,249,376,935.98/935,489.80
  6. Step 6: Final answer
    x = 504,815.10

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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.