Home / 346,972.08-478,758.96-194,013.30

Finding the Fourth Proportional to 346,972.08, 478,758.96 and 194,013.30

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Solution

The fourth proportional to 346,972.08, 478,758.96 and 194,013.30 is: 267,703.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,972.08 : 478,758.96 = 194,013.30 : x
  2. Step 2: Convert to fraction form
    346,972.08/478,758.96 = 194,013.30/x
  3. Step 3: Cross multiply
    346,972.08x = 478,758.96 × 194,013.30
  4. Step 4: Simplify right side
    346,972.08x = 92,885,605,734.17
  5. Step 5: Solve for x
    x = 92,885,605,734.17/346,972.08
  6. Step 6: Final answer
    x = 267,703.40

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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.