Home / 985,902.60-1,477,833.30-535,672.20

Finding the Fourth Proportional to 985,902.60, 1,477,833.30 and 535,672.20

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Solution

The fourth proportional to 985,902.60, 1,477,833.30 and 535,672.20 is: 802,953.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,902.60 : 1,477,833.30 = 535,672.20 : x
  2. Step 2: Convert to fraction form
    985,902.60/1,477,833.30 = 535,672.20/x
  3. Step 3: Cross multiply
    985,902.60x = 1,477,833.30 × 535,672.20
  4. Step 4: Simplify right side
    985,902.60x = 791,634,215,044.26
  5. Step 5: Solve for x
    x = 791,634,215,044.26/985,902.60
  6. Step 6: Final answer
    x = 802,953.78

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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.