Home / 623,927.92-861,020.58-337,447.94

Finding the Fourth Proportional to 623,927.92, 861,020.58 and 337,447.94

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Solution

The fourth proportional to 623,927.92, 861,020.58 and 337,447.94 is: 465,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,927.92 : 861,020.58 = 337,447.94 : x
  2. Step 2: Convert to fraction form
    623,927.92/861,020.58 = 337,447.94/x
  3. Step 3: Cross multiply
    623,927.92x = 861,020.58 × 337,447.94
  4. Step 4: Simplify right side
    623,927.92x = 290,549,621,018.61
  5. Step 5: Solve for x
    x = 290,549,621,018.61/623,927.92
  6. Step 6: Final answer
    x = 465,678.18

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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.