Home / 346,328.40-519,559.60-133,080.24

Finding the Fourth Proportional to 346,328.40, 519,559.60 and 133,080.24

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Solution

The fourth proportional to 346,328.40, 519,559.60 and 133,080.24 is: 199,646.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,328.40 : 519,559.60 = 133,080.24 : x
  2. Step 2: Convert to fraction form
    346,328.40/519,559.60 = 133,080.24/x
  3. Step 3: Cross multiply
    346,328.40x = 519,559.60 × 133,080.24
  4. Step 4: Simplify right side
    346,328.40x = 69,143,116,262.30
  5. Step 5: Solve for x
    x = 69,143,116,262.30/346,328.40
  6. Step 6: Final answer
    x = 199,646.11

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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.