Home / 346,927.51-478,760.76-193,971.16

Finding the Fourth Proportional to 346,927.51, 478,760.76 and 193,971.16

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Solution

The fourth proportional to 346,927.51, 478,760.76 and 193,971.16 is: 267,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,927.51 : 478,760.76 = 193,971.16 : x
  2. Step 2: Convert to fraction form
    346,927.51/478,760.76 = 193,971.16/x
  3. Step 3: Cross multiply
    346,927.51x = 478,760.76 × 193,971.16
  4. Step 4: Simplify right side
    346,927.51x = 92,865,779,979.68
  5. Step 5: Solve for x
    x = 92,865,779,979.68/346,927.51
  6. Step 6: Final answer
    x = 267,680.65

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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.