Home / 1,765,659.60-2,648,489.40-435,963.60

Finding the Fourth Proportional to 1,765,659.60, 2,648,489.40 and 435,963.60

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Solution

The fourth proportional to 1,765,659.60, 2,648,489.40 and 435,963.60 is: 653,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,659.60 : 2,648,489.40 = 435,963.60 : x
  2. Step 2: Convert to fraction form
    1,765,659.60/2,648,489.40 = 435,963.60/x
  3. Step 3: Cross multiply
    1,765,659.60x = 2,648,489.40 × 435,963.60
  4. Step 4: Simplify right side
    1,765,659.60x = 1,154,644,973,385.84
  5. Step 5: Solve for x
    x = 1,154,644,973,385.84/1,765,659.60
  6. Step 6: Final answer
    x = 653,945.40

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Double scale
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Similar ratio
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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.