Home / 726,028.60-1,088,897.10-346,948.60

Finding the Fourth Proportional to 726,028.60, 1,088,897.10 and 346,948.60

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Solution

The fourth proportional to 726,028.60, 1,088,897.10 and 346,948.60 is: 520,353.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,028.60 : 1,088,897.10 = 346,948.60 : x
  2. Step 2: Convert to fraction form
    726,028.60/1,088,897.10 = 346,948.60/x
  3. Step 3: Cross multiply
    726,028.60x = 1,088,897.10 × 346,948.60
  4. Step 4: Simplify right side
    726,028.60x = 377,791,324,389.06
  5. Step 5: Solve for x
    x = 377,791,324,389.06/726,028.60
  6. Step 6: Final answer
    x = 520,353.23

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Double scale
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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.