Home / 549,619.63-824,431.30-194,644.01

Finding the Fourth Proportional to 549,619.63, 824,431.30 and 194,644.01

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Solution

The fourth proportional to 549,619.63, 824,431.30 and 194,644.01 is: 291,966.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,619.63 : 824,431.30 = 194,644.01 : x
  2. Step 2: Convert to fraction form
    549,619.63/824,431.30 = 194,644.01/x
  3. Step 3: Cross multiply
    549,619.63x = 824,431.30 × 194,644.01
  4. Step 4: Simplify right side
    549,619.63x = 160,470,615,775.98
  5. Step 5: Solve for x
    x = 160,470,615,775.98/549,619.63
  6. Step 6: Final answer
    x = 291,966.68

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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.