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Finding the Fourth Proportional to 556,054.06, 767,306.91 and 323,524.02

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Solution

The fourth proportional to 556,054.06, 767,306.91 and 323,524.02 is: 446,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,054.06 : 767,306.91 = 323,524.02 : x
  2. Step 2: Convert to fraction form
    556,054.06/767,306.91 = 323,524.02/x
  3. Step 3: Cross multiply
    556,054.06x = 767,306.91 × 323,524.02
  4. Step 4: Simplify right side
    556,054.06x = 248,242,214,479.36
  5. Step 5: Solve for x
    x = 248,242,214,479.36/556,054.06
  6. Step 6: Final answer
    x = 446,435.40

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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.