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Finding the Fourth Proportional to 676,304.96, 933,289.32 and 374,492.48

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Solution

The fourth proportional to 676,304.96, 933,289.32 and 374,492.48 is: 516,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,304.96 : 933,289.32 = 374,492.48 : x
  2. Step 2: Convert to fraction form
    676,304.96/933,289.32 = 374,492.48/x
  3. Step 3: Cross multiply
    676,304.96x = 933,289.32 × 374,492.48
  4. Step 4: Simplify right side
    676,304.96x = 349,509,832,004.31
  5. Step 5: Solve for x
    x = 349,509,832,004.31/676,304.96
  6. Step 6: Final answer
    x = 516,793.24

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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.