Home / 443,918.25-612,607.19-242,714.25

Finding the Fourth Proportional to 443,918.25, 612,607.19 and 242,714.25

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Solution

The fourth proportional to 443,918.25, 612,607.19 and 242,714.25 is: 334,945.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,918.25 : 612,607.19 = 242,714.25 : x
  2. Step 2: Convert to fraction form
    443,918.25/612,607.19 = 242,714.25/x
  3. Step 3: Cross multiply
    443,918.25x = 612,607.19 × 242,714.25
  4. Step 4: Simplify right side
    443,918.25x = 148,688,494,665.46
  5. Step 5: Solve for x
    x = 148,688,494,665.46/443,918.25
  6. Step 6: Final answer
    x = 334,945.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.