Home / 1,045,221.60-1,567,443.60-414,004.80

Finding the Fourth Proportional to 1,045,221.60, 1,567,443.60 and 414,004.80

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Solution

The fourth proportional to 1,045,221.60, 1,567,443.60 and 414,004.80 is: 620,853.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,221.60 : 1,567,443.60 = 414,004.80 : x
  2. Step 2: Convert to fraction form
    1,045,221.60/1,567,443.60 = 414,004.80/x
  3. Step 3: Cross multiply
    1,045,221.60x = 1,567,443.60 × 414,004.80
  4. Step 4: Simplify right side
    1,045,221.60x = 648,929,174,129.28
  5. Step 5: Solve for x
    x = 648,929,174,129.28/1,045,221.60
  6. Step 6: Final answer
    x = 620,853.20

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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.