Home / 738,874.54-1,019,626.50-416,581.84

Finding the Fourth Proportional to 738,874.54, 1,019,626.50 and 416,581.84

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Solution

The fourth proportional to 738,874.54, 1,019,626.50 and 416,581.84 is: 574,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,874.54 : 1,019,626.50 = 416,581.84 : x
  2. Step 2: Convert to fraction form
    738,874.54/1,019,626.50 = 416,581.84/x
  3. Step 3: Cross multiply
    738,874.54x = 1,019,626.50 × 416,581.84
  4. Step 4: Simplify right side
    738,874.54x = 424,757,883,482.76
  5. Step 5: Solve for x
    x = 424,757,883,482.76/738,874.54
  6. Step 6: Final answer
    x = 574,871.46

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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.