Home / 663,090.60-993,799.56-283,562.67

Finding the Fourth Proportional to 663,090.60, 993,799.56 and 283,562.67

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Solution

The fourth proportional to 663,090.60, 993,799.56 and 283,562.67 is: 424,986.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,090.60 : 993,799.56 = 283,562.67 : x
  2. Step 2: Convert to fraction form
    663,090.60/993,799.56 = 283,562.67/x
  3. Step 3: Cross multiply
    663,090.60x = 993,799.56 × 283,562.67
  4. Step 4: Simplify right side
    663,090.60x = 281,804,456,678.43
  5. Step 5: Solve for x
    x = 281,804,456,678.43/663,090.60
  6. Step 6: Final answer
    x = 424,986.35

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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.