Home / 314,526.66-434,065-236,863.26

Finding the Fourth Proportional to 314,526.66, 434,065 and 236,863.26

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Solution

The fourth proportional to 314,526.66, 434,065 and 236,863.26 is: 326,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,526.66 : 434,065 = 236,863.26 : x
  2. Step 2: Convert to fraction form
    314,526.66/434,065 = 236,863.26/x
  3. Step 3: Cross multiply
    314,526.66x = 434,065 × 236,863.26
  4. Step 4: Simplify right side
    314,526.66x = 102,814,050,951.90
  5. Step 5: Solve for x
    x = 102,814,050,951.90/314,526.66
  6. Step 6: Final answer
    x = 326,885.01

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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.