Home / 418,332.90-577,277.30-237,047.00

Finding the Fourth Proportional to 418,332.90, 577,277.30 and 237,047.00

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Solution

The fourth proportional to 418,332.90, 577,277.30 and 237,047.00 is: 327,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,332.90 : 577,277.30 = 237,047.00 : x
  2. Step 2: Convert to fraction form
    418,332.90/577,277.30 = 237,047.00/x
  3. Step 3: Cross multiply
    418,332.90x = 577,277.30 × 237,047.00
  4. Step 4: Simplify right side
    418,332.90x = 136,841,848,061.48
  5. Step 5: Solve for x
    x = 136,841,848,061.48/418,332.90
  6. Step 6: Final answer
    x = 327,112.33

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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.