Home / 865,088.37-1,296,816.08-416,063.25

Finding the Fourth Proportional to 865,088.37, 1,296,816.08 and 416,063.25

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Solution

The fourth proportional to 865,088.37, 1,296,816.08 and 416,063.25 is: 623,702.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,088.37 : 1,296,816.08 = 416,063.25 : x
  2. Step 2: Convert to fraction form
    865,088.37/1,296,816.08 = 416,063.25/x
  3. Step 3: Cross multiply
    865,088.37x = 1,296,816.08 × 416,063.25
  4. Step 4: Simplify right side
    865,088.37x = 539,557,510,816.74
  5. Step 5: Solve for x
    x = 539,557,510,816.74/865,088.37
  6. Step 6: Final answer
    x = 623,702.19

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Double scale
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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.