Home / 384,054.16-529,846.92-240,564.40

Finding the Fourth Proportional to 384,054.16, 529,846.92 and 240,564.40

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Solution

The fourth proportional to 384,054.16, 529,846.92 and 240,564.40 is: 331,886.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,054.16 : 529,846.92 = 240,564.40 : x
  2. Step 2: Convert to fraction form
    384,054.16/529,846.92 = 240,564.40/x
  3. Step 3: Cross multiply
    384,054.16x = 529,846.92 × 240,564.40
  4. Step 4: Simplify right side
    384,054.16x = 127,462,306,401.65
  5. Step 5: Solve for x
    x = 127,462,306,401.65/384,054.16
  6. Step 6: Final answer
    x = 331,886.28

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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.