Home / 346,693.14-478,427.43-193,732.62

Finding the Fourth Proportional to 346,693.14, 478,427.43 and 193,732.62

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Solution

The fourth proportional to 346,693.14, 478,427.43 and 193,732.62 is: 267,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,693.14 : 478,427.43 = 193,732.62 : x
  2. Step 2: Convert to fraction form
    346,693.14/478,427.43 = 193,732.62/x
  3. Step 3: Cross multiply
    346,693.14x = 478,427.43 × 193,732.62
  4. Step 4: Simplify right side
    346,693.14x = 92,686,999,493.77
  5. Step 5: Solve for x
    x = 92,686,999,493.77/346,693.14
  6. Step 6: Final answer
    x = 267,345.93

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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.