Home / 532,325.01-734,564.39-302,821.23

Finding the Fourth Proportional to 532,325.01, 734,564.39 and 302,821.23

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Solution

The fourth proportional to 532,325.01, 734,564.39 and 302,821.23 is: 417,868.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,325.01 : 734,564.39 = 302,821.23 : x
  2. Step 2: Convert to fraction form
    532,325.01/734,564.39 = 302,821.23/x
  3. Step 3: Cross multiply
    532,325.01x = 734,564.39 × 302,821.23
  4. Step 4: Simplify right side
    532,325.01x = 222,441,690,579.89
  5. Step 5: Solve for x
    x = 222,441,690,579.89/532,325.01
  6. Step 6: Final answer
    x = 417,868.19

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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.