Home / 953,363.04-1,430,043.24-243,391.20

Finding the Fourth Proportional to 953,363.04, 1,430,043.24 and 243,391.20

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Solution

The fourth proportional to 953,363.04, 1,430,043.24 and 243,391.20 is: 365,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,363.04 : 1,430,043.24 = 243,391.20 : x
  2. Step 2: Convert to fraction form
    953,363.04/1,430,043.24 = 243,391.20/x
  3. Step 3: Cross multiply
    953,363.04x = 1,430,043.24 × 243,391.20
  4. Step 4: Simplify right side
    953,363.04x = 348,059,940,235.49
  5. Step 5: Solve for x
    x = 348,059,940,235.49/953,363.04
  6. Step 6: Final answer
    x = 365,086.46

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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.