Home / 645,587.50-968,536.77-202,355.50

Finding the Fourth Proportional to 645,587.50, 968,536.77 and 202,355.50

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Solution

The fourth proportional to 645,587.50, 968,536.77 and 202,355.50 is: 303,582.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,587.50 : 968,536.77 = 202,355.50 : x
  2. Step 2: Convert to fraction form
    645,587.50/968,536.77 = 202,355.50/x
  3. Step 3: Cross multiply
    645,587.50x = 968,536.77 × 202,355.50
  4. Step 4: Simplify right side
    645,587.50x = 195,988,742,361.74
  5. Step 5: Solve for x
    x = 195,988,742,361.74/645,587.50
  6. Step 6: Final answer
    x = 303,582.00

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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.