Home / 983,134.80-1,473,838.20-666,565.20

Finding the Fourth Proportional to 983,134.80, 1,473,838.20 and 666,565.20

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Solution

The fourth proportional to 983,134.80, 1,473,838.20 and 666,565.20 is: 999,262.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,134.80 : 1,473,838.20 = 666,565.20 : x
  2. Step 2: Convert to fraction form
    983,134.80/1,473,838.20 = 666,565.20/x
  3. Step 3: Cross multiply
    983,134.80x = 1,473,838.20 × 666,565.20
  4. Step 4: Simplify right side
    983,134.80x = 982,409,254,550.64
  5. Step 5: Solve for x
    x = 982,409,254,550.64/983,134.80
  6. Step 6: Final answer
    x = 999,262.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.