Home / 424,347.84-585,434.28-242,962.83

Finding the Fourth Proportional to 424,347.84, 585,434.28 and 242,962.83

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Solution

The fourth proportional to 424,347.84, 585,434.28 and 242,962.83 is: 335,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,347.84 : 585,434.28 = 242,962.83 : x
  2. Step 2: Convert to fraction form
    424,347.84/585,434.28 = 242,962.83/x
  3. Step 3: Cross multiply
    424,347.84x = 585,434.28 × 242,962.83
  4. Step 4: Simplify right side
    424,347.84x = 142,238,769,447.81
  5. Step 5: Solve for x
    x = 142,238,769,447.81/424,347.84
  6. Step 6: Final answer
    x = 335,193.81

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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.