Home / 558,492.03-831,420.99-555,170.49

Finding the Fourth Proportional to 558,492.03, 831,420.99 and 555,170.49

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Solution

The fourth proportional to 558,492.03, 831,420.99 and 555,170.49 is: 826,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,492.03 : 831,420.99 = 555,170.49 : x
  2. Step 2: Convert to fraction form
    558,492.03/831,420.99 = 555,170.49/x
  3. Step 3: Cross multiply
    558,492.03x = 831,420.99 × 555,170.49
  4. Step 4: Simplify right side
    558,492.03x = 461,580,398,414.59
  5. Step 5: Solve for x
    x = 461,580,398,414.59/558,492.03
  6. Step 6: Final answer
    x = 826,476.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.