Home / 429,259.79-592,258.47-268,278.37

Finding the Fourth Proportional to 429,259.79, 592,258.47 and 268,278.37

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Solution

The fourth proportional to 429,259.79, 592,258.47 and 268,278.37 is: 370,149.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,259.79 : 592,258.47 = 268,278.37 : x
  2. Step 2: Convert to fraction form
    429,259.79/592,258.47 = 268,278.37/x
  3. Step 3: Cross multiply
    429,259.79x = 592,258.47 × 268,278.37
  4. Step 4: Simplify right side
    429,259.79x = 158,890,136,950.29
  5. Step 5: Solve for x
    x = 158,890,136,950.29/429,259.79
  6. Step 6: Final answer
    x = 370,149.13

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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.