Home / 676,532.16-933,539.04-374,650.56

Finding the Fourth Proportional to 676,532.16, 933,539.04 and 374,650.56

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Solution

The fourth proportional to 676,532.16, 933,539.04 and 374,650.56 is: 516,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,532.16 : 933,539.04 = 374,650.56 : x
  2. Step 2: Convert to fraction form
    676,532.16/933,539.04 = 374,650.56/x
  3. Step 3: Cross multiply
    676,532.16x = 933,539.04 × 374,650.56
  4. Step 4: Simplify right side
    676,532.16x = 349,750,924,117.86
  5. Step 5: Solve for x
    x = 349,750,924,117.86/676,532.16
  6. Step 6: Final answer
    x = 516,976.05

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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.