Home / 768,136.20-1,150,130.70-602,248.20

Finding the Fourth Proportional to 768,136.20, 1,150,130.70 and 602,248.20

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Solution

The fourth proportional to 768,136.20, 1,150,130.70 and 602,248.20 is: 901,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,136.20 : 1,150,130.70 = 602,248.20 : x
  2. Step 2: Convert to fraction form
    768,136.20/1,150,130.70 = 602,248.20/x
  3. Step 3: Cross multiply
    768,136.20x = 1,150,130.70 × 602,248.20
  4. Step 4: Simplify right side
    768,136.20x = 692,664,143,839.74
  5. Step 5: Solve for x
    x = 692,664,143,839.74/768,136.20
  6. Step 6: Final answer
    x = 901,746.52

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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.