Home / 346,312.98-477,919.38-191,263.80

Finding the Fourth Proportional to 346,312.98, 477,919.38 and 191,263.80

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Solution

The fourth proportional to 346,312.98, 477,919.38 and 191,263.80 is: 263,948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,312.98 : 477,919.38 = 191,263.80 : x
  2. Step 2: Convert to fraction form
    346,312.98/477,919.38 = 191,263.80/x
  3. Step 3: Cross multiply
    346,312.98x = 477,919.38 × 191,263.80
  4. Step 4: Simplify right side
    346,312.98x = 91,408,676,712.44
  5. Step 5: Solve for x
    x = 91,408,676,712.44/346,312.98
  6. Step 6: Final answer
    x = 263,948.17

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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.