Home / 1,136,907.09-1,705,360.64-338,200.11

Finding the Fourth Proportional to 1,136,907.09, 1,705,360.64 and 338,200.11

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Solution

The fourth proportional to 1,136,907.09, 1,705,360.64 and 338,200.11 is: 507,300.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,907.09 : 1,705,360.64 = 338,200.11 : x
  2. Step 2: Convert to fraction form
    1,136,907.09/1,705,360.64 = 338,200.11/x
  3. Step 3: Cross multiply
    1,136,907.09x = 1,705,360.64 × 338,200.11
  4. Step 4: Simplify right side
    1,136,907.09x = 576,753,154,346.67
  5. Step 5: Solve for x
    x = 576,753,154,346.67/1,136,907.09
  6. Step 6: Final answer
    x = 507,300.17

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Similar ratio
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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.