Home / 916,084.20-1,373,482.44-403,506.06

Finding the Fourth Proportional to 916,084.20, 1,373,482.44 and 403,506.06

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Solution

The fourth proportional to 916,084.20, 1,373,482.44 and 403,506.06 is: 604,975.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,084.20 : 1,373,482.44 = 403,506.06 : x
  2. Step 2: Convert to fraction form
    916,084.20/1,373,482.44 = 403,506.06/x
  3. Step 3: Cross multiply
    916,084.20x = 1,373,482.44 × 403,506.06
  4. Step 4: Simplify right side
    916,084.20x = 554,208,487,843.59
  5. Step 5: Solve for x
    x = 554,208,487,843.59/916,084.20
  6. Step 6: Final answer
    x = 604,975.49

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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.