Home / 746,378.14-1,029,962.98-424,043.50

Finding the Fourth Proportional to 746,378.14, 1,029,962.98 and 424,043.50

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Solution

The fourth proportional to 746,378.14, 1,029,962.98 and 424,043.50 is: 585,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,378.14 : 1,029,962.98 = 424,043.50 : x
  2. Step 2: Convert to fraction form
    746,378.14/1,029,962.98 = 424,043.50/x
  3. Step 3: Cross multiply
    746,378.14x = 1,029,962.98 × 424,043.50
  4. Step 4: Simplify right side
    746,378.14x = 436,749,106,909.63
  5. Step 5: Solve for x
    x = 436,749,106,909.63/746,378.14
  6. Step 6: Final answer
    x = 585,157.96

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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.