Home / 430,819.81-594,441.28-249,520.91

Finding the Fourth Proportional to 430,819.81, 594,441.28 and 249,520.91

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Solution

The fourth proportional to 430,819.81, 594,441.28 and 249,520.91 is: 344,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,819.81 : 594,441.28 = 249,520.91 : x
  2. Step 2: Convert to fraction form
    430,819.81/594,441.28 = 249,520.91/x
  3. Step 3: Cross multiply
    430,819.81x = 594,441.28 × 249,520.91
  4. Step 4: Simplify right side
    430,819.81x = 148,325,526,466.86
  5. Step 5: Solve for x
    x = 148,325,526,466.86/430,819.81
  6. Step 6: Final answer
    x = 344,286.69

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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.