Home / 896,279.49-1,236,870.90-533,718.63

Finding the Fourth Proportional to 896,279.49, 1,236,870.90 and 533,718.63

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Solution

The fourth proportional to 896,279.49, 1,236,870.90 and 533,718.63 is: 736,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,279.49 : 1,236,870.90 = 533,718.63 : x
  2. Step 2: Convert to fraction form
    896,279.49/1,236,870.90 = 533,718.63/x
  3. Step 3: Cross multiply
    896,279.49x = 1,236,870.90 × 533,718.63
  4. Step 4: Simplify right side
    896,279.49x = 660,141,042,234.87
  5. Step 5: Solve for x
    x = 660,141,042,234.87/896,279.49
  6. Step 6: Final answer
    x = 736,534.81

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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.