Home / 314,276.93-433,400.63-211,144.13

Finding the Fourth Proportional to 314,276.93, 433,400.63 and 211,144.13

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Solution

The fourth proportional to 314,276.93, 433,400.63 and 211,144.13 is: 291,176.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,276.93 : 433,400.63 = 211,144.13 : x
  2. Step 2: Convert to fraction form
    314,276.93/433,400.63 = 211,144.13/x
  3. Step 3: Cross multiply
    314,276.93x = 433,400.63 × 211,144.13
  4. Step 4: Simplify right side
    314,276.93x = 91,509,995,740.08
  5. Step 5: Solve for x
    x = 91,509,995,740.08/314,276.93
  6. Step 6: Final answer
    x = 291,176.31

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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.