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Finding the Fourth Proportional to 583,851.80, 875,250.60 and 209,787.32

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Solution

The fourth proportional to 583,851.80, 875,250.60 and 209,787.32 is: 314,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,851.80 : 875,250.60 = 209,787.32 : x
  2. Step 2: Convert to fraction form
    583,851.80/875,250.60 = 209,787.32/x
  3. Step 3: Cross multiply
    583,851.80x = 875,250.60 × 209,787.32
  4. Step 4: Simplify right side
    583,851.80x = 183,616,477,702.39
  5. Step 5: Solve for x
    x = 183,616,477,702.39/583,851.80
  6. Step 6: Final answer
    x = 314,491.58

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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.