Home / 773,719.11-1,067,809.10-434,188.71

Finding the Fourth Proportional to 773,719.11, 1,067,809.10 and 434,188.71

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Solution

The fourth proportional to 773,719.11, 1,067,809.10 and 434,188.71 is: 599,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,719.11 : 1,067,809.10 = 434,188.71 : x
  2. Step 2: Convert to fraction form
    773,719.11/1,067,809.10 = 434,188.71/x
  3. Step 3: Cross multiply
    773,719.11x = 1,067,809.10 × 434,188.71
  4. Step 4: Simplify right side
    773,719.11x = 463,630,653,484.32
  5. Step 5: Solve for x
    x = 463,630,653,484.32/773,719.11
  6. Step 6: Final answer
    x = 599,223.47

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Double scale
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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.