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Finding the Fourth Proportional to 441,294.54, 607,075.47 and 386,600.42

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Solution

The fourth proportional to 441,294.54, 607,075.47 and 386,600.42 is: 531,834.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,294.54 : 607,075.47 = 386,600.42 : x
  2. Step 2: Convert to fraction form
    441,294.54/607,075.47 = 386,600.42/x
  3. Step 3: Cross multiply
    441,294.54x = 607,075.47 × 386,600.42
  4. Step 4: Simplify right side
    441,294.54x = 234,695,628,638.32
  5. Step 5: Solve for x
    x = 234,695,628,638.32/441,294.54
  6. Step 6: Final answer
    x = 531,834.43

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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.