Home / 628,235.65-942,827.09-460,186.57

Finding the Fourth Proportional to 628,235.65, 942,827.09 and 460,186.57

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Solution

The fourth proportional to 628,235.65, 942,827.09 and 460,186.57 is: 690,626.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,235.65 : 942,827.09 = 460,186.57 : x
  2. Step 2: Convert to fraction form
    628,235.65/942,827.09 = 460,186.57/x
  3. Step 3: Cross multiply
    628,235.65x = 942,827.09 × 460,186.57
  4. Step 4: Simplify right side
    628,235.65x = 433,876,364,650.18
  5. Step 5: Solve for x
    x = 433,876,364,650.18/628,235.65
  6. Step 6: Final answer
    x = 690,626.78

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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.