Home / 443,933.93-612,631.19-242,729.93

Finding the Fourth Proportional to 443,933.93, 612,631.19 and 242,729.93

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Solution

The fourth proportional to 443,933.93, 612,631.19 and 242,729.93 is: 334,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,933.93 : 612,631.19 = 242,729.93 : x
  2. Step 2: Convert to fraction form
    443,933.93/612,631.19 = 242,729.93/x
  3. Step 3: Cross multiply
    443,933.93x = 612,631.19 × 242,729.93
  4. Step 4: Simplify right side
    443,933.93x = 148,703,925,864.52
  5. Step 5: Solve for x
    x = 148,703,925,864.52/443,933.93
  6. Step 6: Final answer
    x = 334,968.60

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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.