Home / 803,346.85-1,108,618.56-459,190.14

Finding the Fourth Proportional to 803,346.85, 1,108,618.56 and 459,190.14

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Solution

The fourth proportional to 803,346.85, 1,108,618.56 and 459,190.14 is: 633,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,346.85 : 1,108,618.56 = 459,190.14 : x
  2. Step 2: Convert to fraction form
    803,346.85/1,108,618.56 = 459,190.14/x
  3. Step 3: Cross multiply
    803,346.85x = 1,108,618.56 × 459,190.14
  4. Step 4: Simplify right side
    803,346.85x = 509,066,711,773.00
  5. Step 5: Solve for x
    x = 509,066,711,773.00/803,346.85
  6. Step 6: Final answer
    x = 633,682.34

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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.