Home / 379,275.30-569,569.05-246,743.10

Finding the Fourth Proportional to 379,275.30, 569,569.05 and 246,743.10

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Solution

The fourth proportional to 379,275.30, 569,569.05 and 246,743.10 is: 370,541.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,275.30 : 569,569.05 = 246,743.10 : x
  2. Step 2: Convert to fraction form
    379,275.30/569,569.05 = 246,743.10/x
  3. Step 3: Cross multiply
    379,275.30x = 569,569.05 × 246,743.10
  4. Step 4: Simplify right side
    379,275.30x = 140,537,233,061.06
  5. Step 5: Solve for x
    x = 140,537,233,061.06/379,275.30
  6. Step 6: Final answer
    x = 370,541.49

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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.