Home / 409,832.90-565,566.93-228,547.07

Finding the Fourth Proportional to 409,832.90, 565,566.93 and 228,547.07

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Solution

The fourth proportional to 409,832.90, 565,566.93 and 228,547.07 is: 315,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,832.90 : 565,566.93 = 228,547.07 : x
  2. Step 2: Convert to fraction form
    409,832.90/565,566.93 = 228,547.07/x
  3. Step 3: Cross multiply
    409,832.90x = 565,566.93 × 228,547.07
  4. Step 4: Simplify right side
    409,832.90x = 129,258,664,740.40
  5. Step 5: Solve for x
    x = 129,258,664,740.40/409,832.90
  6. Step 6: Final answer
    x = 315,393.58

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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.