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Finding the Fourth Proportional to 601,974.95, 830,751.62 and 360,211.19

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Solution

The fourth proportional to 601,974.95, 830,751.62 and 360,211.19 is: 497,107.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,974.95 : 830,751.62 = 360,211.19 : x
  2. Step 2: Convert to fraction form
    601,974.95/830,751.62 = 360,211.19/x
  3. Step 3: Cross multiply
    601,974.95x = 830,751.62 × 360,211.19
  4. Step 4: Simplify right side
    601,974.95x = 299,246,023,679.81
  5. Step 5: Solve for x
    x = 299,246,023,679.81/601,974.95
  6. Step 6: Final answer
    x = 497,107.11

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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.