Home / 910,454.55-1,365,681.83-436,896.15

Finding the Fourth Proportional to 910,454.55, 1,365,681.83 and 436,896.15

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Solution

The fourth proportional to 910,454.55, 1,365,681.83 and 436,896.15 is: 655,344.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,454.55 : 1,365,681.83 = 436,896.15 : x
  2. Step 2: Convert to fraction form
    910,454.55/1,365,681.83 = 436,896.15/x
  3. Step 3: Cross multiply
    910,454.55x = 1,365,681.83 × 436,896.15
  4. Step 4: Simplify right side
    910,454.55x = 596,661,131,467.47
  5. Step 5: Solve for x
    x = 596,661,131,467.47/910,454.55
  6. Step 6: Final answer
    x = 655,344.23

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Half scale
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Double scale
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Similar ratio
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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.