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Finding the Fourth Proportional to 754,172.14, 1,041,093.03 and 448,347.53

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Solution

The fourth proportional to 754,172.14, 1,041,093.03 and 448,347.53 is: 618,919.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,172.14 : 1,041,093.03 = 448,347.53 : x
  2. Step 2: Convert to fraction form
    754,172.14/1,041,093.03 = 448,347.53/x
  3. Step 3: Cross multiply
    754,172.14x = 1,041,093.03 × 448,347.53
  4. Step 4: Simplify right side
    754,172.14x = 466,771,481,053.51
  5. Step 5: Solve for x
    x = 466,771,481,053.51/754,172.14
  6. Step 6: Final answer
    x = 618,919.02

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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.