Home / 824,254.20-1,234,307.70-542,244.60

Finding the Fourth Proportional to 824,254.20, 1,234,307.70 and 542,244.60

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Solution

The fourth proportional to 824,254.20, 1,234,307.70 and 542,244.60 is: 812,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,254.20 : 1,234,307.70 = 542,244.60 : x
  2. Step 2: Convert to fraction form
    824,254.20/1,234,307.70 = 542,244.60/x
  3. Step 3: Cross multiply
    824,254.20x = 1,234,307.70 × 542,244.60
  4. Step 4: Simplify right side
    824,254.20x = 669,296,685,063.42
  5. Step 5: Solve for x
    x = 669,296,685,063.42/824,254.20
  6. Step 6: Final answer
    x = 812,002.76

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Double scale
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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.