Home / 828,827.76-1,143,702.14-466,377.06

Finding the Fourth Proportional to 828,827.76, 1,143,702.14 and 466,377.06

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Solution

The fourth proportional to 828,827.76, 1,143,702.14 and 466,377.06 is: 643,555.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,827.76 : 1,143,702.14 = 466,377.06 : x
  2. Step 2: Convert to fraction form
    828,827.76/1,143,702.14 = 466,377.06/x
  3. Step 3: Cross multiply
    828,827.76x = 1,143,702.14 × 466,377.06
  4. Step 4: Simplify right side
    828,827.76x = 533,396,439,237.02
  5. Step 5: Solve for x
    x = 533,396,439,237.02/828,827.76
  6. Step 6: Final answer
    x = 643,555.23

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Double scale
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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.