Home / 914,677.84-1,372,484.76-435,447.28

Finding the Fourth Proportional to 914,677.84, 1,372,484.76 and 435,447.28

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Solution

The fourth proportional to 914,677.84, 1,372,484.76 and 435,447.28 is: 653,393.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,677.84 : 1,372,484.76 = 435,447.28 : x
  2. Step 2: Convert to fraction form
    914,677.84/1,372,484.76 = 435,447.28/x
  3. Step 3: Cross multiply
    914,677.84x = 1,372,484.76 × 435,447.28
  4. Step 4: Simplify right side
    914,677.84x = 597,644,755,583.45
  5. Step 5: Solve for x
    x = 597,644,755,583.45/914,677.84
  6. Step 6: Final answer
    x = 653,393.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.