Home / 613,675.07-846,435.35-409,623.11

Finding the Fourth Proportional to 613,675.07, 846,435.35 and 409,623.11

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Solution

The fourth proportional to 613,675.07, 846,435.35 and 409,623.11 is: 564,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,675.07 : 846,435.35 = 409,623.11 : x
  2. Step 2: Convert to fraction form
    613,675.07/846,435.35 = 409,623.11/x
  3. Step 3: Cross multiply
    613,675.07x = 846,435.35 × 409,623.11
  4. Step 4: Simplify right side
    613,675.07x = 346,719,480,480.94
  5. Step 5: Solve for x
    x = 346,719,480,480.94/613,675.07
  6. Step 6: Final answer
    x = 564,988.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.