Home / 346,312.20-519,614.10-188,653.80

Finding the Fourth Proportional to 346,312.20, 519,614.10 and 188,653.80

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Solution

The fourth proportional to 346,312.20, 519,614.10 and 188,653.80 is: 283,060.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,312.20 : 519,614.10 = 188,653.80 : x
  2. Step 2: Convert to fraction form
    346,312.20/519,614.10 = 188,653.80/x
  3. Step 3: Cross multiply
    346,312.20x = 519,614.10 × 188,653.80
  4. Step 4: Simplify right side
    346,312.20x = 98,027,174,498.58
  5. Step 5: Solve for x
    x = 98,027,174,498.58/346,312.20
  6. Step 6: Final answer
    x = 283,060.12

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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.