Home / 951,175.11-1,312,616.77-515,590.77

Finding the Fourth Proportional to 951,175.11, 1,312,616.77 and 515,590.77

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Solution

The fourth proportional to 951,175.11, 1,312,616.77 and 515,590.77 is: 711,512.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,175.11 : 1,312,616.77 = 515,590.77 : x
  2. Step 2: Convert to fraction form
    951,175.11/1,312,616.77 = 515,590.77/x
  3. Step 3: Cross multiply
    951,175.11x = 1,312,616.77 × 515,590.77
  4. Step 4: Simplify right side
    951,175.11x = 676,773,088,581.26
  5. Step 5: Solve for x
    x = 676,773,088,581.26/951,175.11
  6. Step 6: Final answer
    x = 711,512.62

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1.5x scale

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.