Home / 623,001.86-859,742.91-336,521.95

Finding the Fourth Proportional to 623,001.86, 859,742.91 and 336,521.95

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Solution

The fourth proportional to 623,001.86, 859,742.91 and 336,521.95 is: 464,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,001.86 : 859,742.91 = 336,521.95 : x
  2. Step 2: Convert to fraction form
    623,001.86/859,742.91 = 336,521.95/x
  3. Step 3: Cross multiply
    623,001.86x = 859,742.91 × 336,521.95
  4. Step 4: Simplify right side
    623,001.86x = 289,322,360,571.88
  5. Step 5: Solve for x
    x = 289,322,360,571.88/623,001.86
  6. Step 6: Final answer
    x = 464,400.48

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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.