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Finding the Fourth Proportional to 633,328.16, 949,994.06 and 153,554.04

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Solution

The fourth proportional to 633,328.16, 949,994.06 and 153,554.04 is: 230,331.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,328.16 : 949,994.06 = 153,554.04 : x
  2. Step 2: Convert to fraction form
    633,328.16/949,994.06 = 153,554.04/x
  3. Step 3: Cross multiply
    633,328.16x = 949,994.06 × 153,554.04
  4. Step 4: Simplify right side
    633,328.16x = 145,875,425,121.23
  5. Step 5: Solve for x
    x = 145,875,425,121.23/633,328.16
  6. Step 6: Final answer
    x = 230,331.50

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Double scale
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Similar ratio
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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.