Home / 346,724.90-520,087.35-97,406.90

Finding the Fourth Proportional to 346,724.90, 520,087.35 and 97,406.90

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Solution

The fourth proportional to 346,724.90, 520,087.35 and 97,406.90 is: 146,110.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,724.90 : 520,087.35 = 97,406.90 : x
  2. Step 2: Convert to fraction form
    346,724.90/520,087.35 = 97,406.90/x
  3. Step 3: Cross multiply
    346,724.90x = 520,087.35 × 97,406.90
  4. Step 4: Simplify right side
    346,724.90x = 50,660,096,492.72
  5. Step 5: Solve for x
    x = 50,660,096,492.72/346,724.90
  6. Step 6: Final answer
    x = 146,110.35

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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.