Home / 669,629.20-924,095.08-363,708.54

Finding the Fourth Proportional to 669,629.20, 924,095.08 and 363,708.54

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Solution

The fourth proportional to 669,629.20, 924,095.08 and 363,708.54 is: 501,921.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,629.20 : 924,095.08 = 363,708.54 : x
  2. Step 2: Convert to fraction form
    669,629.20/924,095.08 = 363,708.54/x
  3. Step 3: Cross multiply
    669,629.20x = 924,095.08 × 363,708.54
  4. Step 4: Simplify right side
    669,629.20x = 336,101,272,367.98
  5. Step 5: Solve for x
    x = 336,101,272,367.98/669,629.20
  6. Step 6: Final answer
    x = 501,921.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.