Home / 1,430,829.40-2,146,244.10-365,954.80

Finding the Fourth Proportional to 1,430,829.40, 2,146,244.10 and 365,954.80

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Solution

The fourth proportional to 1,430,829.40, 2,146,244.10 and 365,954.80 is: 548,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,829.40 : 2,146,244.10 = 365,954.80 : x
  2. Step 2: Convert to fraction form
    1,430,829.40/2,146,244.10 = 365,954.80/x
  3. Step 3: Cross multiply
    1,430,829.40x = 2,146,244.10 × 365,954.80
  4. Step 4: Simplify right side
    1,430,829.40x = 785,428,330,366.68
  5. Step 5: Solve for x
    x = 785,428,330,366.68/1,430,829.40
  6. Step 6: Final answer
    x = 548,932.20

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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.