Home / 506,718.03-699,267.20-277,270.95

Finding the Fourth Proportional to 506,718.03, 699,267.20 and 277,270.95

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Solution

The fourth proportional to 506,718.03, 699,267.20 and 277,270.95 is: 382,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,718.03 : 699,267.20 = 277,270.95 : x
  2. Step 2: Convert to fraction form
    506,718.03/699,267.20 = 277,270.95/x
  3. Step 3: Cross multiply
    506,718.03x = 699,267.20 × 277,270.95
  4. Step 4: Simplify right side
    506,718.03x = 193,886,479,461.49
  5. Step 5: Solve for x
    x = 193,886,479,461.49/506,718.03
  6. Step 6: Final answer
    x = 382,631.89

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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.