Home / 832,312.88-1,148,597.14-488,078.74

Finding the Fourth Proportional to 832,312.88, 1,148,597.14 and 488,078.74

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Solution

The fourth proportional to 832,312.88, 1,148,597.14 and 488,078.74 is: 673,551.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,312.88 : 1,148,597.14 = 488,078.74 : x
  2. Step 2: Convert to fraction form
    832,312.88/1,148,597.14 = 488,078.74/x
  3. Step 3: Cross multiply
    832,312.88x = 1,148,597.14 × 488,078.74
  4. Step 4: Simplify right side
    832,312.88x = 560,605,844,858.80
  5. Step 5: Solve for x
    x = 560,605,844,858.80/832,312.88
  6. Step 6: Final answer
    x = 673,551.81

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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.