Home / 863,085.30-1,191,073.41-481,070.94

Finding the Fourth Proportional to 863,085.30, 1,191,073.41 and 481,070.94

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Solution

The fourth proportional to 863,085.30, 1,191,073.41 and 481,070.94 is: 663,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,085.30 : 1,191,073.41 = 481,070.94 : x
  2. Step 2: Convert to fraction form
    863,085.30/1,191,073.41 = 481,070.94/x
  3. Step 3: Cross multiply
    863,085.30x = 1,191,073.41 × 481,070.94
  4. Step 4: Simplify right side
    863,085.30x = 572,990,804,957.71
  5. Step 5: Solve for x
    x = 572,990,804,957.71/863,085.30
  6. Step 6: Final answer
    x = 663,886.65

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Double scale
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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.