Home / 669,852.60-1,005,945.30-354,924.60

Finding the Fourth Proportional to 669,852.60, 1,005,945.30 and 354,924.60

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Solution

The fourth proportional to 669,852.60, 1,005,945.30 and 354,924.60 is: 533,004.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,852.60 : 1,005,945.30 = 354,924.60 : x
  2. Step 2: Convert to fraction form
    669,852.60/1,005,945.30 = 354,924.60/x
  3. Step 3: Cross multiply
    669,852.60x = 1,005,945.30 × 354,924.60
  4. Step 4: Simplify right side
    669,852.60x = 357,034,733,224.38
  5. Step 5: Solve for x
    x = 357,034,733,224.38/669,852.60
  6. Step 6: Final answer
    x = 533,004.92

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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.