Home / 424,919.07-586,488.06-243,627.71

Finding the Fourth Proportional to 424,919.07, 586,488.06 and 243,627.71

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Solution

The fourth proportional to 424,919.07, 586,488.06 and 243,627.71 is: 336,263.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,919.07 : 586,488.06 = 243,627.71 : x
  2. Step 2: Convert to fraction form
    424,919.07/586,488.06 = 243,627.71/x
  3. Step 3: Cross multiply
    424,919.07x = 586,488.06 × 243,627.71
  4. Step 4: Simplify right side
    424,919.07x = 142,884,740,067.70
  5. Step 5: Solve for x
    x = 142,884,740,067.70/424,919.07
  6. Step 6: Final answer
    x = 336,263.42

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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.