Home / 623,943.93-936,019.35-219,031.13

Finding the Fourth Proportional to 623,943.93, 936,019.35 and 219,031.13

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Solution

The fourth proportional to 623,943.93, 936,019.35 and 219,031.13 is: 328,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,943.93 : 936,019.35 = 219,031.13 : x
  2. Step 2: Convert to fraction form
    623,943.93/936,019.35 = 219,031.13/x
  3. Step 3: Cross multiply
    623,943.93x = 936,019.35 × 219,031.13
  4. Step 4: Simplify right side
    623,943.93x = 205,017,373,592.32
  5. Step 5: Solve for x
    x = 205,017,373,592.32/623,943.93
  6. Step 6: Final answer
    x = 328,583.01

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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.