Home / 870,717.18-1,201,554.97-483,552.57

Finding the Fourth Proportional to 870,717.18, 1,201,554.97 and 483,552.57

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Solution

The fourth proportional to 870,717.18, 1,201,554.97 and 483,552.57 is: 667,283.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,717.18 : 1,201,554.97 = 483,552.57 : x
  2. Step 2: Convert to fraction form
    870,717.18/1,201,554.97 = 483,552.57/x
  3. Step 3: Cross multiply
    870,717.18x = 1,201,554.97 × 483,552.57
  4. Step 4: Simplify right side
    870,717.18x = 581,014,993,739.77
  5. Step 5: Solve for x
    x = 581,014,993,739.77/870,717.18
  6. Step 6: Final answer
    x = 667,283.25

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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.