Home / 653,011.62-979,070.26-332,543.16

Finding the Fourth Proportional to 653,011.62, 979,070.26 and 332,543.16

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Solution

The fourth proportional to 653,011.62, 979,070.26 and 332,543.16 is: 498,587.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,011.62 : 979,070.26 = 332,543.16 : x
  2. Step 2: Convert to fraction form
    653,011.62/979,070.26 = 332,543.16/x
  3. Step 3: Cross multiply
    653,011.62x = 979,070.26 × 332,543.16
  4. Step 4: Simplify right side
    653,011.62x = 325,583,118,122.42
  5. Step 5: Solve for x
    x = 325,583,118,122.42/653,011.62
  6. Step 6: Final answer
    x = 498,587.02

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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.