Home / 692,126.11-955,130.91-386,184.63

Finding the Fourth Proportional to 692,126.11, 955,130.91 and 386,184.63

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Solution

The fourth proportional to 692,126.11, 955,130.91 and 386,184.63 is: 532,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,126.11 : 955,130.91 = 386,184.63 : x
  2. Step 2: Convert to fraction form
    692,126.11/955,130.91 = 386,184.63/x
  3. Step 3: Cross multiply
    692,126.11x = 955,130.91 × 386,184.63
  4. Step 4: Simplify right side
    692,126.11x = 368,856,877,079.91
  5. Step 5: Solve for x
    x = 368,856,877,079.91/692,126.11
  6. Step 6: Final answer
    x = 532,933.05

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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.