Home / 356,506.72-534,400.03-223,480.23

Finding the Fourth Proportional to 356,506.72, 534,400.03 and 223,480.23

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Solution

The fourth proportional to 356,506.72, 534,400.03 and 223,480.23 is: 334,994.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,506.72 : 534,400.03 = 223,480.23 : x
  2. Step 2: Convert to fraction form
    356,506.72/534,400.03 = 223,480.23/x
  3. Step 3: Cross multiply
    356,506.72x = 534,400.03 × 223,480.23
  4. Step 4: Simplify right side
    356,506.72x = 119,427,841,616.41
  5. Step 5: Solve for x
    x = 119,427,841,616.41/356,506.72
  6. Step 6: Final answer
    x = 334,994.64

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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.