Home / 676,824.40-1,014,775.80-256,037.20

Finding the Fourth Proportional to 676,824.40, 1,014,775.80 and 256,037.20

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Solution

The fourth proportional to 676,824.40, 1,014,775.80 and 256,037.20 is: 383,881.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,824.40 : 1,014,775.80 = 256,037.20 : x
  2. Step 2: Convert to fraction form
    676,824.40/1,014,775.80 = 256,037.20/x
  3. Step 3: Cross multiply
    676,824.40x = 1,014,775.80 × 256,037.20
  4. Step 4: Simplify right side
    676,824.40x = 259,820,354,459.76
  5. Step 5: Solve for x
    x = 259,820,354,459.76/676,824.40
  6. Step 6: Final answer
    x = 383,881.48

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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.