Home / 302,241.06-416,856.51-187,455.35

Finding the Fourth Proportional to 302,241.06, 416,856.51 and 187,455.35

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Solution

The fourth proportional to 302,241.06, 416,856.51 and 187,455.35 is: 258,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,241.06 : 416,856.51 = 187,455.35 : x
  2. Step 2: Convert to fraction form
    302,241.06/416,856.51 = 187,455.35/x
  3. Step 3: Cross multiply
    302,241.06x = 416,856.51 × 187,455.35
  4. Step 4: Simplify right side
    302,241.06x = 78,141,980,897.55
  5. Step 5: Solve for x
    x = 78,141,980,897.55/302,241.06
  6. Step 6: Final answer
    x = 258,541.91

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1.5x scale

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.