Home / 896,976.20-1,238,127.06-534,513.74

Finding the Fourth Proportional to 896,976.20, 1,238,127.06 and 534,513.74

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Solution

The fourth proportional to 896,976.20, 1,238,127.06 and 534,513.74 is: 737,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,976.20 : 1,238,127.06 = 534,513.74 : x
  2. Step 2: Convert to fraction form
    896,976.20/1,238,127.06 = 534,513.74/x
  3. Step 3: Cross multiply
    896,976.20x = 1,238,127.06 × 534,513.74
  4. Step 4: Simplify right side
    896,976.20x = 661,795,925,435.81
  5. Step 5: Solve for x
    x = 661,795,925,435.81/896,976.20
  6. Step 6: Final answer
    x = 737,807.68

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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.