Home / 314,473.08-434,397.42-251,254.20

Finding the Fourth Proportional to 314,473.08, 434,397.42 and 251,254.20

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Solution

The fourth proportional to 314,473.08, 434,397.42 and 251,254.20 is: 347,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,473.08 : 434,397.42 = 251,254.20 : x
  2. Step 2: Convert to fraction form
    314,473.08/434,397.42 = 251,254.20/x
  3. Step 3: Cross multiply
    314,473.08x = 434,397.42 × 251,254.20
  4. Step 4: Simplify right side
    314,473.08x = 109,144,176,244.16
  5. Step 5: Solve for x
    x = 109,144,176,244.16/314,473.08
  6. Step 6: Final answer
    x = 347,070.01

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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.