Home / 1,569,852.40-2,355,434.70-505,220.80

Finding the Fourth Proportional to 1,569,852.40, 2,355,434.70 and 505,220.80

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Solution

The fourth proportional to 1,569,852.40, 2,355,434.70 and 505,220.80 is: 758,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,852.40 : 2,355,434.70 = 505,220.80 : x
  2. Step 2: Convert to fraction form
    1,569,852.40/2,355,434.70 = 505,220.80/x
  3. Step 3: Cross multiply
    1,569,852.40x = 2,355,434.70 × 505,220.80
  4. Step 4: Simplify right side
    1,569,852.40x = 1,190,014,603,481.76
  5. Step 5: Solve for x
    x = 1,190,014,603,481.76/1,569,852.40
  6. Step 6: Final answer
    x = 758,042.35

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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.