Home / 415,946.16-623,350.35-226,158.30

Finding the Fourth Proportional to 415,946.16, 623,350.35 and 226,158.30

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Solution

The fourth proportional to 415,946.16, 623,350.35 and 226,158.30 is: 338,928.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,946.16 : 623,350.35 = 226,158.30 : x
  2. Step 2: Convert to fraction form
    415,946.16/623,350.35 = 226,158.30/x
  3. Step 3: Cross multiply
    415,946.16x = 623,350.35 × 226,158.30
  4. Step 4: Simplify right side
    415,946.16x = 140,975,855,460.41
  5. Step 5: Solve for x
    x = 140,975,855,460.41/415,946.16
  6. Step 6: Final answer
    x = 338,928.13

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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.