Home / 451,470.40-623,036.14-247,539.92

Finding the Fourth Proportional to 451,470.40, 623,036.14 and 247,539.92

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Solution

The fourth proportional to 451,470.40, 623,036.14 and 247,539.92 is: 341,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,470.40 : 623,036.14 = 247,539.92 : x
  2. Step 2: Convert to fraction form
    451,470.40/623,036.14 = 247,539.92/x
  3. Step 3: Cross multiply
    451,470.40x = 623,036.14 × 247,539.92
  4. Step 4: Simplify right side
    451,470.40x = 154,226,316,252.71
  5. Step 5: Solve for x
    x = 154,226,316,252.71/451,470.40
  6. Step 6: Final answer
    x = 341,608.92

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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.