Home / 805,938.64-1,112,239.60-466,516.24

Finding the Fourth Proportional to 805,938.64, 1,112,239.60 and 466,516.24

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Solution

The fourth proportional to 805,938.64, 1,112,239.60 and 466,516.24 is: 643,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,938.64 : 1,112,239.60 = 466,516.24 : x
  2. Step 2: Convert to fraction form
    805,938.64/1,112,239.60 = 466,516.24/x
  3. Step 3: Cross multiply
    805,938.64x = 1,112,239.60 × 466,516.24
  4. Step 4: Simplify right side
    805,938.64x = 518,877,836,171.10
  5. Step 5: Solve for x
    x = 518,877,836,171.10/805,938.64
  6. Step 6: Final answer
    x = 643,818.04

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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.