Home / 1,117,650.59-1,675,465.08-407,512.56

Finding the Fourth Proportional to 1,117,650.59, 1,675,465.08 and 407,512.56

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Solution

The fourth proportional to 1,117,650.59, 1,675,465.08 and 407,512.56 is: 610,900.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,650.59 : 1,675,465.08 = 407,512.56 : x
  2. Step 2: Convert to fraction form
    1,117,650.59/1,675,465.08 = 407,512.56/x
  3. Step 3: Cross multiply
    1,117,650.59x = 1,675,465.08 × 407,512.56
  4. Step 4: Simplify right side
    1,117,650.59x = 682,773,063,941.41
  5. Step 5: Solve for x
    x = 682,773,063,941.41/1,117,650.59
  6. Step 6: Final answer
    x = 610,900.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.