Home / 938,274.34-1,294,804.56-530,361.82

Finding the Fourth Proportional to 938,274.34, 1,294,804.56 and 530,361.82

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Solution

The fourth proportional to 938,274.34, 1,294,804.56 and 530,361.82 is: 731,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,274.34 : 1,294,804.56 = 530,361.82 : x
  2. Step 2: Convert to fraction form
    938,274.34/1,294,804.56 = 530,361.82/x
  3. Step 3: Cross multiply
    938,274.34x = 1,294,804.56 × 530,361.82
  4. Step 4: Simplify right side
    938,274.34x = 686,714,902,985.90
  5. Step 5: Solve for x
    x = 686,714,902,985.90/938,274.34
  6. Step 6: Final answer
    x = 731,891.38

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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.