Home / 939,818.25-1,296,950.14-510,098.47

Finding the Fourth Proportional to 939,818.25, 1,296,950.14 and 510,098.47

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Solution

The fourth proportional to 939,818.25, 1,296,950.14 and 510,098.47 is: 703,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,818.25 : 1,296,950.14 = 510,098.47 : x
  2. Step 2: Convert to fraction form
    939,818.25/1,296,950.14 = 510,098.47/x
  3. Step 3: Cross multiply
    939,818.25x = 1,296,950.14 × 510,098.47
  4. Step 4: Simplify right side
    939,818.25x = 661,572,282,080.29
  5. Step 5: Solve for x
    x = 661,572,282,080.29/939,818.25
  6. Step 6: Final answer
    x = 703,936.41

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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.