Home / 424,536.12-585,528.18-263,300.76

Finding the Fourth Proportional to 424,536.12, 585,528.18 and 263,300.76

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Solution

The fourth proportional to 424,536.12, 585,528.18 and 263,300.76 is: 363,149.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,536.12 : 585,528.18 = 263,300.76 : x
  2. Step 2: Convert to fraction form
    424,536.12/585,528.18 = 263,300.76/x
  3. Step 3: Cross multiply
    424,536.12x = 585,528.18 × 263,300.76
  4. Step 4: Simplify right side
    424,536.12x = 154,170,014,795.42
  5. Step 5: Solve for x
    x = 154,170,014,795.42/424,536.12
  6. Step 6: Final answer
    x = 363,149.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.