Home / 440,180.16-607,451.10-258,899.70

Finding the Fourth Proportional to 440,180.16, 607,451.10 and 258,899.70

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Solution

The fourth proportional to 440,180.16, 607,451.10 and 258,899.70 is: 357,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,180.16 : 607,451.10 = 258,899.70 : x
  2. Step 2: Convert to fraction form
    440,180.16/607,451.10 = 258,899.70/x
  3. Step 3: Cross multiply
    440,180.16x = 607,451.10 × 258,899.70
  4. Step 4: Simplify right side
    440,180.16x = 157,268,907,554.67
  5. Step 5: Solve for x
    x = 157,268,907,554.67/440,180.16
  6. Step 6: Final answer
    x = 357,283.04

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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.