Home / 1,174,540.50-1,761,810.75-288,076.50

Finding the Fourth Proportional to 1,174,540.50, 1,761,810.75 and 288,076.50

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Solution

The fourth proportional to 1,174,540.50, 1,761,810.75 and 288,076.50 is: 432,114.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,540.50 : 1,761,810.75 = 288,076.50 : x
  2. Step 2: Convert to fraction form
    1,174,540.50/1,761,810.75 = 288,076.50/x
  3. Step 3: Cross multiply
    1,174,540.50x = 1,761,810.75 × 288,076.50
  4. Step 4: Simplify right side
    1,174,540.50x = 507,536,274,522.38
  5. Step 5: Solve for x
    x = 507,536,274,522.38/1,174,540.50
  6. Step 6: Final answer
    x = 432,114.75

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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.