Home / 757,106.10-1,136,643.30-607,515.30

Finding the Fourth Proportional to 757,106.10, 1,136,643.30 and 607,515.30

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Solution

The fourth proportional to 757,106.10, 1,136,643.30 and 607,515.30 is: 912,062.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,106.10 : 1,136,643.30 = 607,515.30 : x
  2. Step 2: Convert to fraction form
    757,106.10/1,136,643.30 = 607,515.30/x
  3. Step 3: Cross multiply
    757,106.10x = 1,136,643.30 × 607,515.30
  4. Step 4: Simplify right side
    757,106.10x = 690,528,195,392.49
  5. Step 5: Solve for x
    x = 690,528,195,392.49/757,106.10
  6. Step 6: Final answer
    x = 912,062.65

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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.