Home / 943,895.66-1,302,478.90-530,366.76

Finding the Fourth Proportional to 943,895.66, 1,302,478.90 and 530,366.76

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Solution

The fourth proportional to 943,895.66, 1,302,478.90 and 530,366.76 is: 731,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,895.66 : 1,302,478.90 = 530,366.76 : x
  2. Step 2: Convert to fraction form
    943,895.66/1,302,478.90 = 530,366.76/x
  3. Step 3: Cross multiply
    943,895.66x = 1,302,478.90 × 530,366.76
  4. Step 4: Simplify right side
    943,895.66x = 690,791,512,835.45
  5. Step 5: Solve for x
    x = 690,791,512,835.45/943,895.66
  6. Step 6: Final answer
    x = 731,851.57

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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.