Home / 959,554.39-1,439,829.74-391,352.35

Finding the Fourth Proportional to 959,554.39, 1,439,829.74 and 391,352.35

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Solution

The fourth proportional to 959,554.39, 1,439,829.74 and 391,352.35 is: 587,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,554.39 : 1,439,829.74 = 391,352.35 : x
  2. Step 2: Convert to fraction form
    959,554.39/1,439,829.74 = 391,352.35/x
  3. Step 3: Cross multiply
    959,554.39x = 1,439,829.74 × 391,352.35
  4. Step 4: Simplify right side
    959,554.39x = 563,480,752,348.89
  5. Step 5: Solve for x
    x = 563,480,752,348.89/959,554.39
  6. Step 6: Final answer
    x = 587,231.70

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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.