Home / 648,342.95-971,849.32-248,876.15

Finding the Fourth Proportional to 648,342.95, 971,849.32 and 248,876.15

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Solution

The fourth proportional to 648,342.95, 971,849.32 and 248,876.15 is: 373,058.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,342.95 : 971,849.32 = 248,876.15 : x
  2. Step 2: Convert to fraction form
    648,342.95/971,849.32 = 248,876.15/x
  3. Step 3: Cross multiply
    648,342.95x = 971,849.32 × 248,876.15
  4. Step 4: Simplify right side
    648,342.95x = 241,870,111,660.28
  5. Step 5: Solve for x
    x = 241,870,111,660.28/648,342.95
  6. Step 6: Final answer
    x = 373,058.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.