Home / 346,771.23-478,503.93-193,809.72

Finding the Fourth Proportional to 346,771.23, 478,503.93 and 193,809.72

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Solution

The fourth proportional to 346,771.23, 478,503.93 and 193,809.72 is: 267,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,771.23 : 478,503.93 = 193,809.72 : x
  2. Step 2: Convert to fraction form
    346,771.23/478,503.93 = 193,809.72/x
  3. Step 3: Cross multiply
    346,771.23x = 478,503.93 × 193,809.72
  4. Step 4: Simplify right side
    346,771.23x = 92,738,712,692.20
  5. Step 5: Solve for x
    x = 92,738,712,692.20/346,771.23
  6. Step 6: Final answer
    x = 267,434.85

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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.