Home / 896,471.40-1,237,094.37-488,564.45

Finding the Fourth Proportional to 896,471.40, 1,237,094.37 and 488,564.45

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Solution

The fourth proportional to 896,471.40, 1,237,094.37 and 488,564.45 is: 674,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,471.40 : 1,237,094.37 = 488,564.45 : x
  2. Step 2: Convert to fraction form
    896,471.40/1,237,094.37 = 488,564.45/x
  3. Step 3: Cross multiply
    896,471.40x = 1,237,094.37 × 488,564.45
  4. Step 4: Simplify right side
    896,471.40x = 604,400,324,291.68
  5. Step 5: Solve for x
    x = 604,400,324,291.68/896,471.40
  6. Step 6: Final answer
    x = 674,199.23

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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.