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Finding the Fourth Proportional to 506,568.48, 702,261.38 and 479,603.04

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Solution

The fourth proportional to 506,568.48, 702,261.38 and 479,603.04 is: 664,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,568.48 : 702,261.38 = 479,603.04 : x
  2. Step 2: Convert to fraction form
    506,568.48/702,261.38 = 479,603.04/x
  3. Step 3: Cross multiply
    506,568.48x = 702,261.38 × 479,603.04
  4. Step 4: Simplify right side
    506,568.48x = 336,806,692,722.60
  5. Step 5: Solve for x
    x = 336,806,692,722.60/506,568.48
  6. Step 6: Final answer
    x = 664,878.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.