Home / 497,587.77-745,939.62-193,911.66

Finding the Fourth Proportional to 497,587.77, 745,939.62 and 193,911.66

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Solution

The fourth proportional to 497,587.77, 745,939.62 and 193,911.66 is: 290,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,587.77 : 745,939.62 = 193,911.66 : x
  2. Step 2: Convert to fraction form
    497,587.77/745,939.62 = 193,911.66/x
  3. Step 3: Cross multiply
    497,587.77x = 745,939.62 × 193,911.66
  4. Step 4: Simplify right side
    497,587.77x = 144,646,389,973.97
  5. Step 5: Solve for x
    x = 144,646,389,973.97/497,587.77
  6. Step 6: Final answer
    x = 290,695.23

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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.