Home / 863,278.32-1,295,050.62-294,526.20

Finding the Fourth Proportional to 863,278.32, 1,295,050.62 and 294,526.20

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Solution

The fourth proportional to 863,278.32, 1,295,050.62 and 294,526.20 is: 441,834.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,278.32 : 1,295,050.62 = 294,526.20 : x
  2. Step 2: Convert to fraction form
    863,278.32/1,295,050.62 = 294,526.20/x
  3. Step 3: Cross multiply
    863,278.32x = 1,295,050.62 × 294,526.20
  4. Step 4: Simplify right side
    863,278.32x = 381,426,337,916.24
  5. Step 5: Solve for x
    x = 381,426,337,916.24/863,278.32
  6. Step 6: Final answer
    x = 441,834.72

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Double scale
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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.