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Finding the Fourth Proportional to 592,345.80, 885,926.70 and 529,619.40

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Solution

The fourth proportional to 592,345.80, 885,926.70 and 529,619.40 is: 792,111.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,345.80 : 885,926.70 = 529,619.40 : x
  2. Step 2: Convert to fraction form
    592,345.80/885,926.70 = 529,619.40/x
  3. Step 3: Cross multiply
    592,345.80x = 885,926.70 × 529,619.40
  4. Step 4: Simplify right side
    592,345.80x = 469,203,967,297.98
  5. Step 5: Solve for x
    x = 469,203,967,297.98/592,345.80
  6. Step 6: Final answer
    x = 792,111.58

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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.