Home / 534,721.40-802,082.10-335,655.80

Finding the Fourth Proportional to 534,721.40, 802,082.10 and 335,655.80

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Solution

The fourth proportional to 534,721.40, 802,082.10 and 335,655.80 is: 503,483.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,721.40 : 802,082.10 = 335,655.80 : x
  2. Step 2: Convert to fraction form
    534,721.40/802,082.10 = 335,655.80/x
  3. Step 3: Cross multiply
    534,721.40x = 802,082.10 × 335,655.80
  4. Step 4: Simplify right side
    534,721.40x = 269,223,508,941.18
  5. Step 5: Solve for x
    x = 269,223,508,941.18/534,721.40
  6. Step 6: Final answer
    x = 503,483.70

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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.