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Finding the Fourth Proportional to 163,279.40, 228,124.60 and 163,279.40

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Solution

The fourth proportional to 163,279.40, 228,124.60 and 163,279.40 is: 228,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,279.40 : 228,124.60 = 163,279.40 : x
  2. Step 2: Convert to fraction form
    163,279.40/228,124.60 = 163,279.40/x
  3. Step 3: Cross multiply
    163,279.40x = 228,124.60 × 163,279.40
  4. Step 4: Simplify right side
    163,279.40x = 37,248,047,813.24
  5. Step 5: Solve for x
    x = 37,248,047,813.24/163,279.40
  6. Step 6: Final answer
    x = 228,124.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.