Home / 945,200.40-1,417,800.60-346,181.10

Finding the Fourth Proportional to 945,200.40, 1,417,800.60 and 346,181.10

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Solution

The fourth proportional to 945,200.40, 1,417,800.60 and 346,181.10 is: 519,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,200.40 : 1,417,800.60 = 346,181.10 : x
  2. Step 2: Convert to fraction form
    945,200.40/1,417,800.60 = 346,181.10/x
  3. Step 3: Cross multiply
    945,200.40x = 1,417,800.60 × 346,181.10
  4. Step 4: Simplify right side
    945,200.40x = 490,815,771,288.66
  5. Step 5: Solve for x
    x = 490,815,771,288.66/945,200.40
  6. Step 6: Final answer
    x = 519,271.65

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Double scale
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Similar ratio
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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.