Home / 738,879.06-1,019,632.70-416,586.34

Finding the Fourth Proportional to 738,879.06, 1,019,632.70 and 416,586.34

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Solution

The fourth proportional to 738,879.06, 1,019,632.70 and 416,586.34 is: 574,877.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,879.06 : 1,019,632.70 = 416,586.34 : x
  2. Step 2: Convert to fraction form
    738,879.06/1,019,632.70 = 416,586.34/x
  3. Step 3: Cross multiply
    738,879.06x = 1,019,632.70 × 416,586.34
  4. Step 4: Simplify right side
    738,879.06x = 424,765,054,637.32
  5. Step 5: Solve for x
    x = 424,765,054,637.32/738,879.06
  6. Step 6: Final answer
    x = 574,877.65

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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.