Home / 549,331-824,001.63-194,405.20

Finding the Fourth Proportional to 549,331, 824,001.63 and 194,405.20

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Solution

The fourth proportional to 549,331, 824,001.63 and 194,405.20 is: 291,609.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,331 : 824,001.63 = 194,405.20 : x
  2. Step 2: Convert to fraction form
    549,331/824,001.63 = 194,405.20/x
  3. Step 3: Cross multiply
    549,331x = 824,001.63 × 194,405.20
  4. Step 4: Simplify right side
    549,331x = 160,190,201,680.48
  5. Step 5: Solve for x
    x = 160,190,201,680.48/549,331
  6. Step 6: Final answer
    x = 291,609.62

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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.