Home / 424,836.28-586,205.47-243,514.84

Finding the Fourth Proportional to 424,836.28, 586,205.47 and 243,514.84

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Solution

The fourth proportional to 424,836.28, 586,205.47 and 243,514.84 is: 336,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,836.28 : 586,205.47 = 243,514.84 : x
  2. Step 2: Convert to fraction form
    424,836.28/586,205.47 = 243,514.84/x
  3. Step 3: Cross multiply
    424,836.28x = 586,205.47 × 243,514.84
  4. Step 4: Simplify right side
    424,836.28x = 142,749,731,234.18
  5. Step 5: Solve for x
    x = 142,749,731,234.18/424,836.28
  6. Step 6: Final answer
    x = 336,011.16

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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.