Home / 867,397.83-1,196,983.29-480,230.49

Finding the Fourth Proportional to 867,397.83, 1,196,983.29 and 480,230.49

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Solution

The fourth proportional to 867,397.83, 1,196,983.29 and 480,230.49 is: 662,703.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,397.83 : 1,196,983.29 = 480,230.49 : x
  2. Step 2: Convert to fraction form
    867,397.83/1,196,983.29 = 480,230.49/x
  3. Step 3: Cross multiply
    867,397.83x = 1,196,983.29 × 480,230.49
  4. Step 4: Simplify right side
    867,397.83x = 574,827,871,878.51
  5. Step 5: Solve for x
    x = 574,827,871,878.51/867,397.83
  6. Step 6: Final answer
    x = 662,703.84

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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.