Home / 896,555.42-1,237,246.93-509,371.51

Finding the Fourth Proportional to 896,555.42, 1,237,246.93 and 509,371.51

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Solution

The fourth proportional to 896,555.42, 1,237,246.93 and 509,371.51 is: 702,932.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,555.42 : 1,237,246.93 = 509,371.51 : x
  2. Step 2: Convert to fraction form
    896,555.42/1,237,246.93 = 509,371.51/x
  3. Step 3: Cross multiply
    896,555.42x = 1,237,246.93 × 509,371.51
  4. Step 4: Simplify right side
    896,555.42x = 630,218,336,976.96
  5. Step 5: Solve for x
    x = 630,218,336,976.96/896,555.42
  6. Step 6: Final answer
    x = 702,932.94

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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.