Home / 600,123.30-828,248.49-345,485.22

Finding the Fourth Proportional to 600,123.30, 828,248.49 and 345,485.22

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Solution

The fourth proportional to 600,123.30, 828,248.49 and 345,485.22 is: 476,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,123.30 : 828,248.49 = 345,485.22 : x
  2. Step 2: Convert to fraction form
    600,123.30/828,248.49 = 345,485.22/x
  3. Step 3: Cross multiply
    600,123.30x = 828,248.49 × 345,485.22
  4. Step 4: Simplify right side
    600,123.30x = 286,147,611,782.32
  5. Step 5: Solve for x
    x = 286,147,611,782.32/600,123.30
  6. Step 6: Final answer
    x = 476,814.70

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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.