Home / 824,139.06-1,234,215.54-712,536.48

Finding the Fourth Proportional to 824,139.06, 1,234,215.54 and 712,536.48

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Solution

The fourth proportional to 824,139.06, 1,234,215.54 and 712,536.48 is: 1,067,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,139.06 : 1,234,215.54 = 712,536.48 : x
  2. Step 2: Convert to fraction form
    824,139.06/1,234,215.54 = 712,536.48/x
  3. Step 3: Cross multiply
    824,139.06x = 1,234,215.54 × 712,536.48
  4. Step 4: Simplify right side
    824,139.06x = 879,423,596,432.90
  5. Step 5: Solve for x
    x = 879,423,596,432.90/824,139.06
  6. Step 6: Final answer
    x = 1,067,081.56

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1.5x scale

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.