Home / 453,302.20-679,953.30-404,313.40

Finding the Fourth Proportional to 453,302.20, 679,953.30 and 404,313.40

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Solution

The fourth proportional to 453,302.20, 679,953.30 and 404,313.40 is: 606,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,302.20 : 679,953.30 = 404,313.40 : x
  2. Step 2: Convert to fraction form
    453,302.20/679,953.30 = 404,313.40/x
  3. Step 3: Cross multiply
    453,302.20x = 679,953.30 × 404,313.40
  4. Step 4: Simplify right side
    453,302.20x = 274,914,230,564.22
  5. Step 5: Solve for x
    x = 274,914,230,564.22/453,302.20
  6. Step 6: Final answer
    x = 606,470.10

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Similar ratio
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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.