Home / 623,670.12-860,664.54-337,190.12

Finding the Fourth Proportional to 623,670.12, 860,664.54 and 337,190.12

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Solution

The fourth proportional to 623,670.12, 860,664.54 and 337,190.12 is: 465,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,670.12 : 860,664.54 = 337,190.12 : x
  2. Step 2: Convert to fraction form
    623,670.12/860,664.54 = 337,190.12/x
  3. Step 3: Cross multiply
    623,670.12x = 860,664.54 × 337,190.12
  4. Step 4: Simplify right side
    623,670.12x = 290,207,579,522.35
  5. Step 5: Solve for x
    x = 290,207,579,522.35/623,670.12
  6. Step 6: Final answer
    x = 465,322.24

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1.5x scale

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.