Home / 676,189.03-933,215.37-431,182.81

Finding the Fourth Proportional to 676,189.03, 933,215.37 and 431,182.81

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Solution

The fourth proportional to 676,189.03, 933,215.37 and 431,182.81 is: 595,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,189.03 : 933,215.37 = 431,182.81 : x
  2. Step 2: Convert to fraction form
    676,189.03/933,215.37 = 431,182.81/x
  3. Step 3: Cross multiply
    676,189.03x = 933,215.37 × 431,182.81
  4. Step 4: Simplify right side
    676,189.03x = 402,386,425,571.79
  5. Step 5: Solve for x
    x = 402,386,425,571.79/676,189.03
  6. Step 6: Final answer
    x = 595,079.79

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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.