Home / 623,718.24-935,636.64-174,439.20

Finding the Fourth Proportional to 623,718.24, 935,636.64 and 174,439.20

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Solution

The fourth proportional to 623,718.24, 935,636.64 and 174,439.20 is: 261,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,718.24 : 935,636.64 = 174,439.20 : x
  2. Step 2: Convert to fraction form
    623,718.24/935,636.64 = 174,439.20/x
  3. Step 3: Cross multiply
    623,718.24x = 935,636.64 × 174,439.20
  4. Step 4: Simplify right side
    623,718.24x = 163,211,706,972.29
  5. Step 5: Solve for x
    x = 163,211,706,972.29/623,718.24
  6. Step 6: Final answer
    x = 261,675.38

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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.