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Finding the Fourth Proportional to 464,418.40, 696,109.20 and 264,834.40

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Solution

The fourth proportional to 464,418.40, 696,109.20 and 264,834.40 is: 396,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,418.40 : 696,109.20 = 264,834.40 : x
  2. Step 2: Convert to fraction form
    464,418.40/696,109.20 = 264,834.40/x
  3. Step 3: Cross multiply
    464,418.40x = 696,109.20 × 264,834.40
  4. Step 4: Simplify right side
    464,418.40x = 184,353,662,316.48
  5. Step 5: Solve for x
    x = 184,353,662,316.48/464,418.40
  6. Step 6: Final answer
    x = 396,955.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.