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Finding the Fourth Proportional to 432,675, 596,703.65 and 360,317.50

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Solution

The fourth proportional to 432,675, 596,703.65 and 360,317.50 is: 496,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,675 : 596,703.65 = 360,317.50 : x
  2. Step 2: Convert to fraction form
    432,675/596,703.65 = 360,317.50/x
  3. Step 3: Cross multiply
    432,675x = 596,703.65 × 360,317.50
  4. Step 4: Simplify right side
    432,675x = 215,002,764,115.53
  5. Step 5: Solve for x
    x = 215,002,764,115.53/432,675
  6. Step 6: Final answer
    x = 496,915.15

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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.