Home / 1,332,677.21-1,999,014.26-434,117.49

Finding the Fourth Proportional to 1,332,677.21, 1,999,014.26 and 434,117.49

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Solution

The fourth proportional to 1,332,677.21, 1,999,014.26 and 434,117.49 is: 651,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,677.21 : 1,999,014.26 = 434,117.49 : x
  2. Step 2: Convert to fraction form
    1,332,677.21/1,999,014.26 = 434,117.49/x
  3. Step 3: Cross multiply
    1,332,677.21x = 1,999,014.26 × 434,117.49
  4. Step 4: Simplify right side
    1,332,677.21x = 867,807,050,854.82
  5. Step 5: Solve for x
    x = 867,807,050,854.82/1,332,677.21
  6. Step 6: Final answer
    x = 651,175.73

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Double scale
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Similar ratio
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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.