Home / 867,554.32-1,197,224.76-485,581.12

Finding the Fourth Proportional to 867,554.32, 1,197,224.76 and 485,581.12

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Solution

The fourth proportional to 867,554.32, 1,197,224.76 and 485,581.12 is: 670,101.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,554.32 : 1,197,224.76 = 485,581.12 : x
  2. Step 2: Convert to fraction form
    867,554.32/1,197,224.76 = 485,581.12/x
  3. Step 3: Cross multiply
    867,554.32x = 1,197,224.76 × 485,581.12
  4. Step 4: Simplify right side
    867,554.32x = 581,349,739,852.53
  5. Step 5: Solve for x
    x = 581,349,739,852.53/867,554.32
  6. Step 6: Final answer
    x = 670,101.83

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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.