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Finding the Fourth Proportional to 973,341.80, 1,460,012.70 and 263,479.40

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Solution

The fourth proportional to 973,341.80, 1,460,012.70 and 263,479.40 is: 395,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,341.80 : 1,460,012.70 = 263,479.40 : x
  2. Step 2: Convert to fraction form
    973,341.80/1,460,012.70 = 263,479.40/x
  3. Step 3: Cross multiply
    973,341.80x = 1,460,012.70 × 263,479.40
  4. Step 4: Simplify right side
    973,341.80x = 384,683,270,188.38
  5. Step 5: Solve for x
    x = 384,683,270,188.38/973,341.80
  6. Step 6: Final answer
    x = 395,219.10

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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.