Home / 959,458.33-1,439,184.65-390,705.49

Finding the Fourth Proportional to 959,458.33, 1,439,184.65 and 390,705.49

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Solution

The fourth proportional to 959,458.33, 1,439,184.65 and 390,705.49 is: 586,057.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,458.33 : 1,439,184.65 = 390,705.49 : x
  2. Step 2: Convert to fraction form
    959,458.33/1,439,184.65 = 390,705.49/x
  3. Step 3: Cross multiply
    959,458.33x = 1,439,184.65 × 390,705.49
  4. Step 4: Simplify right side
    959,458.33x = 562,297,336,682.81
  5. Step 5: Solve for x
    x = 562,297,336,682.81/959,458.33
  6. Step 6: Final answer
    x = 586,057.07

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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.