Home / 646,933.38-970,547.70-197,718.12

Finding the Fourth Proportional to 646,933.38, 970,547.70 and 197,718.12

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Solution

The fourth proportional to 646,933.38, 970,547.70 and 197,718.12 is: 296,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,933.38 : 970,547.70 = 197,718.12 : x
  2. Step 2: Convert to fraction form
    646,933.38/970,547.70 = 197,718.12/x
  3. Step 3: Cross multiply
    646,933.38x = 970,547.70 × 197,718.12
  4. Step 4: Simplify right side
    646,933.38x = 191,894,866,614.32
  5. Step 5: Solve for x
    x = 191,894,866,614.32/646,933.38
  6. Step 6: Final answer
    x = 296,622.30

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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.