Home / 991,117.19-1,367,625.68-583,129.30

Finding the Fourth Proportional to 991,117.19, 1,367,625.68 and 583,129.30

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Solution

The fourth proportional to 991,117.19, 1,367,625.68 and 583,129.30 is: 804,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,117.19 : 1,367,625.68 = 583,129.30 : x
  2. Step 2: Convert to fraction form
    991,117.19/1,367,625.68 = 583,129.30/x
  3. Step 3: Cross multiply
    991,117.19x = 1,367,625.68 × 583,129.30
  4. Step 4: Simplify right side
    991,117.19x = 797,502,605,440.42
  5. Step 5: Solve for x
    x = 797,502,605,440.42/991,117.19
  6. Step 6: Final answer
    x = 804,650.16

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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.