Home / 692,152.32-1,038,222.03-218,837.73

Finding the Fourth Proportional to 692,152.32, 1,038,222.03 and 218,837.73

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Solution

The fourth proportional to 692,152.32, 1,038,222.03 and 218,837.73 is: 328,254.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,152.32 : 1,038,222.03 = 218,837.73 : x
  2. Step 2: Convert to fraction form
    692,152.32/1,038,222.03 = 218,837.73/x
  3. Step 3: Cross multiply
    692,152.32x = 1,038,222.03 × 218,837.73
  4. Step 4: Simplify right side
    692,152.32x = 227,202,152,281.19
  5. Step 5: Solve for x
    x = 227,202,152,281.19/692,152.32
  6. Step 6: Final answer
    x = 328,254.56

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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.