Home / 623,744.64-860,766.12-337,263.84

Finding the Fourth Proportional to 623,744.64, 860,766.12 and 337,263.84

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Solution

The fourth proportional to 623,744.64, 860,766.12 and 337,263.84 is: 465,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,744.64 : 860,766.12 = 337,263.84 : x
  2. Step 2: Convert to fraction form
    623,744.64/860,766.12 = 337,263.84/x
  3. Step 3: Cross multiply
    623,744.64x = 860,766.12 × 337,263.84
  4. Step 4: Simplify right side
    623,744.64x = 290,305,286,973.10
  5. Step 5: Solve for x
    x = 290,305,286,973.10/623,744.64
  6. Step 6: Final answer
    x = 465,423.30

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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.