Home / 832,305.88-1,148,587.47-488,071.74

Finding the Fourth Proportional to 832,305.88, 1,148,587.47 and 488,071.74

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Solution

The fourth proportional to 832,305.88, 1,148,587.47 and 488,071.74 is: 673,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,305.88 : 1,148,587.47 = 488,071.74 : x
  2. Step 2: Convert to fraction form
    832,305.88/1,148,587.47 = 488,071.74/x
  3. Step 3: Cross multiply
    832,305.88x = 1,148,587.47 × 488,071.74
  4. Step 4: Simplify right side
    832,305.88x = 560,593,085,025.10
  5. Step 5: Solve for x
    x = 560,593,085,025.10/832,305.88
  6. Step 6: Final answer
    x = 673,542.14

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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.