Home / 346,316.20-519,474.30-121,711.30

Finding the Fourth Proportional to 346,316.20, 519,474.30 and 121,711.30

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Solution

The fourth proportional to 346,316.20, 519,474.30 and 121,711.30 is: 182,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,316.20 : 519,474.30 = 121,711.30 : x
  2. Step 2: Convert to fraction form
    346,316.20/519,474.30 = 121,711.30/x
  3. Step 3: Cross multiply
    346,316.20x = 519,474.30 × 121,711.30
  4. Step 4: Simplify right side
    346,316.20x = 63,225,892,369.59
  5. Step 5: Solve for x
    x = 63,225,892,369.59/346,316.20
  6. Step 6: Final answer
    x = 182,566.95

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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.