Home / 596,400.63-822,971.43-354,636.50

Finding the Fourth Proportional to 596,400.63, 822,971.43 and 354,636.50

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Solution

The fourth proportional to 596,400.63, 822,971.43 and 354,636.50 is: 489,361.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,400.63 : 822,971.43 = 354,636.50 : x
  2. Step 2: Convert to fraction form
    596,400.63/822,971.43 = 354,636.50/x
  3. Step 3: Cross multiply
    596,400.63x = 822,971.43 × 354,636.50
  4. Step 4: Simplify right side
    596,400.63x = 291,855,703,420.34
  5. Step 5: Solve for x
    x = 291,855,703,420.34/596,400.63
  6. Step 6: Final answer
    x = 489,361.83

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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.