Home / 634,566.15-875,645.64-362,579.76

Finding the Fourth Proportional to 634,566.15, 875,645.64 and 362,579.76

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Solution

The fourth proportional to 634,566.15, 875,645.64 and 362,579.76 is: 500,328.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,566.15 : 875,645.64 = 362,579.76 : x
  2. Step 2: Convert to fraction form
    634,566.15/875,645.64 = 362,579.76/x
  3. Step 3: Cross multiply
    634,566.15x = 875,645.64 × 362,579.76
  4. Step 4: Simplify right side
    634,566.15x = 317,491,385,996.25
  5. Step 5: Solve for x
    x = 317,491,385,996.25/634,566.15
  6. Step 6: Final answer
    x = 500,328.27

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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.