Home / 986,154.04-1,479,315.56-346,402.17

Finding the Fourth Proportional to 986,154.04, 1,479,315.56 and 346,402.17

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Solution

The fourth proportional to 986,154.04, 1,479,315.56 and 346,402.17 is: 519,632.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,154.04 : 1,479,315.56 = 346,402.17 : x
  2. Step 2: Convert to fraction form
    986,154.04/1,479,315.56 = 346,402.17/x
  3. Step 3: Cross multiply
    986,154.04x = 1,479,315.56 × 346,402.17
  4. Step 4: Simplify right side
    986,154.04x = 512,438,118,366.75
  5. Step 5: Solve for x
    x = 512,438,118,366.75/986,154.04
  6. Step 6: Final answer
    x = 519,632.93

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1.5x scale

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.