Home / 953,464.70-1,430,195.70-243,493.22

Finding the Fourth Proportional to 953,464.70, 1,430,195.70 and 243,493.22

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Solution

The fourth proportional to 953,464.70, 1,430,195.70 and 243,493.22 is: 365,239.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,464.70 : 1,430,195.70 = 243,493.22 : x
  2. Step 2: Convert to fraction form
    953,464.70/1,430,195.70 = 243,493.22/x
  3. Step 3: Cross multiply
    953,464.70x = 1,430,195.70 × 243,493.22
  4. Step 4: Simplify right side
    953,464.70x = 348,242,956,223.15
  5. Step 5: Solve for x
    x = 348,242,956,223.15/953,464.70
  6. Step 6: Final answer
    x = 365,239.49

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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.