Home / 939,818.38-1,296,950.60-510,098.50

Finding the Fourth Proportional to 939,818.38, 1,296,950.60 and 510,098.50

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Solution

The fourth proportional to 939,818.38, 1,296,950.60 and 510,098.50 is: 703,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,818.38 : 1,296,950.60 = 510,098.50 : x
  2. Step 2: Convert to fraction form
    939,818.38/1,296,950.60 = 510,098.50/x
  3. Step 3: Cross multiply
    939,818.38x = 1,296,950.60 × 510,098.50
  4. Step 4: Simplify right side
    939,818.38x = 661,572,555,634.10
  5. Step 5: Solve for x
    x = 661,572,555,634.10/939,818.38
  6. Step 6: Final answer
    x = 703,936.60

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Double scale
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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.