Home / 875,078.22-1,207,146.87-602,674.14

Finding the Fourth Proportional to 875,078.22, 1,207,146.87 and 602,674.14

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Solution

The fourth proportional to 875,078.22, 1,207,146.87 and 602,674.14 is: 831,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,078.22 : 1,207,146.87 = 602,674.14 : x
  2. Step 2: Convert to fraction form
    875,078.22/1,207,146.87 = 602,674.14/x
  3. Step 3: Cross multiply
    875,078.22x = 1,207,146.87 × 602,674.14
  4. Step 4: Simplify right side
    875,078.22x = 727,516,201,730.94
  5. Step 5: Solve for x
    x = 727,516,201,730.94/875,078.22
  6. Step 6: Final answer
    x = 831,372.77

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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.