Home / 966,109.08-1,449,210.22-317,670.91

Finding the Fourth Proportional to 966,109.08, 1,449,210.22 and 317,670.91

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Solution

The fourth proportional to 966,109.08, 1,449,210.22 and 317,670.91 is: 476,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,109.08 : 1,449,210.22 = 317,670.91 : x
  2. Step 2: Convert to fraction form
    966,109.08/1,449,210.22 = 317,670.91/x
  3. Step 3: Cross multiply
    966,109.08x = 1,449,210.22 × 317,670.91
  4. Step 4: Simplify right side
    966,109.08x = 460,371,926,989.45
  5. Step 5: Solve for x
    x = 460,371,926,989.45/966,109.08
  6. Step 6: Final answer
    x = 476,521.69

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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.