Home / 738,837.76-1,108,256.64-570,603.46

Finding the Fourth Proportional to 738,837.76, 1,108,256.64 and 570,603.46

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Solution

The fourth proportional to 738,837.76, 1,108,256.64 and 570,603.46 is: 855,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,837.76 : 1,108,256.64 = 570,603.46 : x
  2. Step 2: Convert to fraction form
    738,837.76/1,108,256.64 = 570,603.46/x
  3. Step 3: Cross multiply
    738,837.76x = 1,108,256.64 × 570,603.46
  4. Step 4: Simplify right side
    738,837.76x = 632,375,073,351.97
  5. Step 5: Solve for x
    x = 632,375,073,351.97/738,837.76
  6. Step 6: Final answer
    x = 855,905.19

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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.