Home / 575,926.60-863,501.10-306,099.40

Finding the Fourth Proportional to 575,926.60, 863,501.10 and 306,099.40

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Solution

The fourth proportional to 575,926.60, 863,501.10 and 306,099.40 is: 458,942.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,926.60 : 863,501.10 = 306,099.40 : x
  2. Step 2: Convert to fraction form
    575,926.60/863,501.10 = 306,099.40/x
  3. Step 3: Cross multiply
    575,926.60x = 863,501.10 × 306,099.40
  4. Step 4: Simplify right side
    575,926.60x = 264,317,168,609.34
  5. Step 5: Solve for x
    x = 264,317,168,609.34/575,926.60
  6. Step 6: Final answer
    x = 458,942.46

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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.