Home / 418,274.51-577,217.29-237,021.07

Finding the Fourth Proportional to 418,274.51, 577,217.29 and 237,021.07

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Solution

The fourth proportional to 418,274.51, 577,217.29 and 237,021.07 is: 327,088.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,274.51 : 577,217.29 = 237,021.07 : x
  2. Step 2: Convert to fraction form
    418,274.51/577,217.29 = 237,021.07/x
  3. Step 3: Cross multiply
    418,274.51x = 577,217.29 × 237,021.07
  4. Step 4: Simplify right side
    418,274.51x = 136,812,657,662.70
  5. Step 5: Solve for x
    x = 136,812,657,662.70/418,274.51
  6. Step 6: Final answer
    x = 327,088.21

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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.