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Finding the Fourth Proportional to 500,531.53, 750,855.62 and 163,597.45

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Solution

The fourth proportional to 500,531.53, 750,855.62 and 163,597.45 is: 245,415.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,531.53 : 750,855.62 = 163,597.45 : x
  2. Step 2: Convert to fraction form
    500,531.53/750,855.62 = 163,597.45/x
  3. Step 3: Cross multiply
    500,531.53x = 750,855.62 × 163,597.45
  4. Step 4: Simplify right side
    500,531.53x = 122,838,064,750.17
  5. Step 5: Solve for x
    x = 122,838,064,750.17/500,531.53
  6. Step 6: Final answer
    x = 245,415.24

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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.