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Finding the Fourth Proportional to 316,468.32, 474,702.47 and 94,852.32

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Solution

The fourth proportional to 316,468.32, 474,702.47 and 94,852.32 is: 142,278.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,468.32 : 474,702.47 = 94,852.32 : x
  2. Step 2: Convert to fraction form
    316,468.32/474,702.47 = 94,852.32/x
  3. Step 3: Cross multiply
    316,468.32x = 474,702.47 × 94,852.32
  4. Step 4: Simplify right side
    316,468.32x = 45,026,630,114.97
  5. Step 5: Solve for x
    x = 45,026,630,114.97/316,468.32
  6. Step 6: Final answer
    x = 142,278.48

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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.