Home / 876,185.48-1,209,137.28-473,777.48

Finding the Fourth Proportional to 876,185.48, 1,209,137.28 and 473,777.48

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Solution

The fourth proportional to 876,185.48, 1,209,137.28 and 473,777.48 is: 653,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,185.48 : 1,209,137.28 = 473,777.48 : x
  2. Step 2: Convert to fraction form
    876,185.48/1,209,137.28 = 473,777.48/x
  3. Step 3: Cross multiply
    876,185.48x = 1,209,137.28 × 473,777.48
  4. Step 4: Simplify right side
    876,185.48x = 572,862,013,492.45
  5. Step 5: Solve for x
    x = 572,862,013,492.45/876,185.48
  6. Step 6: Final answer
    x = 653,813.63

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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.