Home / 924,586.40-1,387,122.60-293,499.20

Finding the Fourth Proportional to 924,586.40, 1,387,122.60 and 293,499.20

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Solution

The fourth proportional to 924,586.40, 1,387,122.60 and 293,499.20 is: 440,325.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,586.40 : 1,387,122.60 = 293,499.20 : x
  2. Step 2: Convert to fraction form
    924,586.40/1,387,122.60 = 293,499.20/x
  3. Step 3: Cross multiply
    924,586.40x = 1,387,122.60 × 293,499.20
  4. Step 4: Simplify right side
    924,586.40x = 407,119,373,401.92
  5. Step 5: Solve for x
    x = 407,119,373,401.92/924,586.40
  6. Step 6: Final answer
    x = 440,325.94

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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.