Home / 1,406,465.30-2,109,697.95-341,500.19

Finding the Fourth Proportional to 1,406,465.30, 2,109,697.95 and 341,500.19

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Solution

The fourth proportional to 1,406,465.30, 2,109,697.95 and 341,500.19 is: 512,250.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,465.30 : 2,109,697.95 = 341,500.19 : x
  2. Step 2: Convert to fraction form
    1,406,465.30/2,109,697.95 = 341,500.19/x
  3. Step 3: Cross multiply
    1,406,465.30x = 2,109,697.95 × 341,500.19
  4. Step 4: Simplify right side
    1,406,465.30x = 720,462,240,219.12
  5. Step 5: Solve for x
    x = 720,462,240,219.12/1,406,465.30
  6. Step 6: Final answer
    x = 512,250.28

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Double scale
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Similar ratio
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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.