Home / 847,057.64-1,168,958.40-465,085.94

Finding the Fourth Proportional to 847,057.64, 1,168,958.40 and 465,085.94

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Solution

The fourth proportional to 847,057.64, 1,168,958.40 and 465,085.94 is: 641,828.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,057.64 : 1,168,958.40 = 465,085.94 : x
  2. Step 2: Convert to fraction form
    847,057.64/1,168,958.40 = 465,085.94/x
  3. Step 3: Cross multiply
    847,057.64x = 1,168,958.40 × 465,085.94
  4. Step 4: Simplify right side
    847,057.64x = 543,666,116,284.90
  5. Step 5: Solve for x
    x = 543,666,116,284.90/847,057.64
  6. Step 6: Final answer
    x = 641,828.95

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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.