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Finding the Fourth Proportional to 594,075.12, 819,533.88 and 339,359.28

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Solution

The fourth proportional to 594,075.12, 819,533.88 and 339,359.28 is: 468,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,075.12 : 819,533.88 = 339,359.28 : x
  2. Step 2: Convert to fraction form
    594,075.12/819,533.88 = 339,359.28/x
  3. Step 3: Cross multiply
    594,075.12x = 819,533.88 × 339,359.28
  4. Step 4: Simplify right side
    594,075.12x = 278,116,427,452.41
  5. Step 5: Solve for x
    x = 278,116,427,452.41/594,075.12
  6. Step 6: Final answer
    x = 468,150.27

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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.