Home / 913,156.92-1,369,696.08-239,223.30

Finding the Fourth Proportional to 913,156.92, 1,369,696.08 and 239,223.30

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Solution

The fourth proportional to 913,156.92, 1,369,696.08 and 239,223.30 is: 358,824.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,156.92 : 1,369,696.08 = 239,223.30 : x
  2. Step 2: Convert to fraction form
    913,156.92/1,369,696.08 = 239,223.30/x
  3. Step 3: Cross multiply
    913,156.92x = 1,369,696.08 × 239,223.30
  4. Step 4: Simplify right side
    913,156.92x = 327,663,216,254.66
  5. Step 5: Solve for x
    x = 327,663,216,254.66/913,156.92
  6. Step 6: Final answer
    x = 358,824.65

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Double scale
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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.