Home / 676,535.16-933,543.18-374,653.56

Finding the Fourth Proportional to 676,535.16, 933,543.18 and 374,653.56

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Solution

The fourth proportional to 676,535.16, 933,543.18 and 374,653.56 is: 516,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,535.16 : 933,543.18 = 374,653.56 : x
  2. Step 2: Convert to fraction form
    676,535.16/933,543.18 = 374,653.56/x
  3. Step 3: Cross multiply
    676,535.16x = 933,543.18 × 374,653.56
  4. Step 4: Simplify right side
    676,535.16x = 349,755,275,800.72
  5. Step 5: Solve for x
    x = 349,755,275,800.72/676,535.16
  6. Step 6: Final answer
    x = 516,980.19

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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.