Home / 415,336.10-623,004.15-310,360.10

Finding the Fourth Proportional to 415,336.10, 623,004.15 and 310,360.10

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Solution

The fourth proportional to 415,336.10, 623,004.15 and 310,360.10 is: 465,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,336.10 : 623,004.15 = 310,360.10 : x
  2. Step 2: Convert to fraction form
    415,336.10/623,004.15 = 310,360.10/x
  3. Step 3: Cross multiply
    415,336.10x = 623,004.15 × 310,360.10
  4. Step 4: Simplify right side
    415,336.10x = 193,355,630,294.42
  5. Step 5: Solve for x
    x = 193,355,630,294.42/415,336.10
  6. Step 6: Final answer
    x = 465,540.15

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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.