Home / 938,298.56-1,294,820.50-556,098.44

Finding the Fourth Proportional to 938,298.56, 1,294,820.50 and 556,098.44

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Solution

The fourth proportional to 938,298.56, 1,294,820.50 and 556,098.44 is: 767,397.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,298.56 : 1,294,820.50 = 556,098.44 : x
  2. Step 2: Convert to fraction form
    938,298.56/1,294,820.50 = 556,098.44/x
  3. Step 3: Cross multiply
    938,298.56x = 1,294,820.50 × 556,098.44
  4. Step 4: Simplify right side
    938,298.56x = 720,047,660,130.02
  5. Step 5: Solve for x
    x = 720,047,660,130.02/938,298.56
  6. Step 6: Final answer
    x = 767,397.17

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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.