Home / 705,164.94-973,144.53-382,888.62

Finding the Fourth Proportional to 705,164.94, 973,144.53 and 382,888.62

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Solution

The fourth proportional to 705,164.94, 973,144.53 and 382,888.62 is: 528,395.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,164.94 : 973,144.53 = 382,888.62 : x
  2. Step 2: Convert to fraction form
    705,164.94/973,144.53 = 382,888.62/x
  3. Step 3: Cross multiply
    705,164.94x = 973,144.53 × 382,888.62
  4. Step 4: Simplify right side
    705,164.94x = 372,605,966,152.25
  5. Step 5: Solve for x
    x = 372,605,966,152.25/705,164.94
  6. Step 6: Final answer
    x = 528,395.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.