Home / 623,124.96-859,911.44-354,852.96

Finding the Fourth Proportional to 623,124.96, 859,911.44 and 354,852.96

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Solution

The fourth proportional to 623,124.96, 859,911.44 and 354,852.96 is: 489,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,124.96 : 859,911.44 = 354,852.96 : x
  2. Step 2: Convert to fraction form
    623,124.96/859,911.44 = 354,852.96/x
  3. Step 3: Cross multiply
    623,124.96x = 859,911.44 × 354,852.96
  4. Step 4: Simplify right side
    623,124.96x = 305,142,119,821.86
  5. Step 5: Solve for x
    x = 305,142,119,821.86/623,124.96
  6. Step 6: Final answer
    x = 489,696.51

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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.