Home / 645,577.50-968,521.77-202,345.50

Finding the Fourth Proportional to 645,577.50, 968,521.77 and 202,345.50

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Solution

The fourth proportional to 645,577.50, 968,521.77 and 202,345.50 is: 303,567.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,577.50 : 968,521.77 = 202,345.50 : x
  2. Step 2: Convert to fraction form
    645,577.50/968,521.77 = 202,345.50/x
  3. Step 3: Cross multiply
    645,577.50x = 968,521.77 × 202,345.50
  4. Step 4: Simplify right side
    645,577.50x = 195,976,021,811.54
  5. Step 5: Solve for x
    x = 195,976,021,811.54/645,577.50
  6. Step 6: Final answer
    x = 303,567.00

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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.