Home / 962,764.48-1,328,437.92-554,809.12

Finding the Fourth Proportional to 962,764.48, 1,328,437.92 and 554,809.12

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Solution

The fourth proportional to 962,764.48, 1,328,437.92 and 554,809.12 is: 765,534.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,764.48 : 1,328,437.92 = 554,809.12 : x
  2. Step 2: Convert to fraction form
    962,764.48/1,328,437.92 = 554,809.12/x
  3. Step 3: Cross multiply
    962,764.48x = 1,328,437.92 × 554,809.12
  4. Step 4: Simplify right side
    962,764.48x = 737,029,473,369.83
  5. Step 5: Solve for x
    x = 737,029,473,369.83/962,764.48
  6. Step 6: Final answer
    x = 765,534.55

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Double scale
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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.