Home / 383,264.18-528,787.50-222,088.10

Finding the Fourth Proportional to 383,264.18, 528,787.50 and 222,088.10

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Solution

The fourth proportional to 383,264.18, 528,787.50 and 222,088.10 is: 306,413.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,264.18 : 528,787.50 = 222,088.10 : x
  2. Step 2: Convert to fraction form
    383,264.18/528,787.50 = 222,088.10/x
  3. Step 3: Cross multiply
    383,264.18x = 528,787.50 × 222,088.10
  4. Step 4: Simplify right side
    383,264.18x = 117,437,411,178.75
  5. Step 5: Solve for x
    x = 117,437,411,178.75/383,264.18
  6. Step 6: Final answer
    x = 306,413.74

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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.