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Finding the Fourth Proportional to 434,868.01, 600,116.38 and 243,880.81

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Solution

The fourth proportional to 434,868.01, 600,116.38 and 243,880.81 is: 336,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,868.01 : 600,116.38 = 243,880.81 : x
  2. Step 2: Convert to fraction form
    434,868.01/600,116.38 = 243,880.81/x
  3. Step 3: Cross multiply
    434,868.01x = 600,116.38 × 243,880.81
  4. Step 4: Simplify right side
    434,868.01x = 146,356,868,848.67
  5. Step 5: Solve for x
    x = 146,356,868,848.67/434,868.01
  6. Step 6: Final answer
    x = 336,554.69

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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.