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Finding the Fourth Proportional to 504,211.55, 756,465.13 and 162,648.16

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Solution

The fourth proportional to 504,211.55, 756,465.13 and 162,648.16 is: 244,019.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,211.55 : 756,465.13 = 162,648.16 : x
  2. Step 2: Convert to fraction form
    504,211.55/756,465.13 = 162,648.16/x
  3. Step 3: Cross multiply
    504,211.55x = 756,465.13 × 162,648.16
  4. Step 4: Simplify right side
    504,211.55x = 123,037,660,457.06
  5. Step 5: Solve for x
    x = 123,037,660,457.06/504,211.55
  6. Step 6: Final answer
    x = 244,019.92

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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.