Home / 863,528.90-1,295,284.23-294,903.50

Finding the Fourth Proportional to 863,528.90, 1,295,284.23 and 294,903.50

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Solution

The fourth proportional to 863,528.90, 1,295,284.23 and 294,903.50 is: 442,352.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,528.90 : 1,295,284.23 = 294,903.50 : x
  2. Step 2: Convert to fraction form
    863,528.90/1,295,284.23 = 294,903.50/x
  3. Step 3: Cross multiply
    863,528.90x = 1,295,284.23 × 294,903.50
  4. Step 4: Simplify right side
    863,528.90x = 381,983,846,445.38
  5. Step 5: Solve for x
    x = 381,983,846,445.38/863,528.90
  6. Step 6: Final answer
    x = 442,352.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.