Home / 937,876.12-1,294,190.22-530,013.40

Finding the Fourth Proportional to 937,876.12, 1,294,190.22 and 530,013.40

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Solution

The fourth proportional to 937,876.12, 1,294,190.22 and 530,013.40 is: 731,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,876.12 : 1,294,190.22 = 530,013.40 : x
  2. Step 2: Convert to fraction form
    937,876.12/1,294,190.22 = 530,013.40/x
  3. Step 3: Cross multiply
    937,876.12x = 1,294,190.22 × 530,013.40
  4. Step 4: Simplify right side
    937,876.12x = 685,938,158,748.95
  5. Step 5: Solve for x
    x = 685,938,158,748.95/937,876.12
  6. Step 6: Final answer
    x = 731,373.95

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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.