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Finding the Fourth Proportional to 342,437.14, 473,014.79 and 262,848.16

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Solution

The fourth proportional to 342,437.14, 473,014.79 and 262,848.16 is: 363,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,437.14 : 473,014.79 = 262,848.16 : x
  2. Step 2: Convert to fraction form
    342,437.14/473,014.79 = 262,848.16/x
  3. Step 3: Cross multiply
    342,437.14x = 473,014.79 × 262,848.16
  4. Step 4: Simplify right side
    342,437.14x = 124,331,067,204.29
  5. Step 5: Solve for x
    x = 124,331,067,204.29/342,437.14
  6. Step 6: Final answer
    x = 363,077.05

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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.