Home / 651,103.32-976,935.64-351,524.40

Finding the Fourth Proportional to 651,103.32, 976,935.64 and 351,524.40

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Solution

The fourth proportional to 651,103.32, 976,935.64 and 351,524.40 is: 527,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,103.32 : 976,935.64 = 351,524.40 : x
  2. Step 2: Convert to fraction form
    651,103.32/976,935.64 = 351,524.40/x
  3. Step 3: Cross multiply
    651,103.32x = 976,935.64 × 351,524.40
  4. Step 4: Simplify right side
    651,103.32x = 343,416,714,689.62
  5. Step 5: Solve for x
    x = 343,416,714,689.62/651,103.32
  6. Step 6: Final answer
    x = 527,438.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.