Home / 754,763.50-1,041,573.63-415,224.46

Finding the Fourth Proportional to 754,763.50, 1,041,573.63 and 415,224.46

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Solution

The fourth proportional to 754,763.50, 1,041,573.63 and 415,224.46 is: 573,009.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,763.50 : 1,041,573.63 = 415,224.46 : x
  2. Step 2: Convert to fraction form
    754,763.50/1,041,573.63 = 415,224.46/x
  3. Step 3: Cross multiply
    754,763.50x = 1,041,573.63 × 415,224.46
  4. Step 4: Simplify right side
    754,763.50x = 432,486,848,066.99
  5. Step 5: Solve for x
    x = 432,486,848,066.99/754,763.50
  6. Step 6: Final answer
    x = 573,009.75

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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.