Home / 517,680.04-714,280.26-291,242.92

Finding the Fourth Proportional to 517,680.04, 714,280.26 and 291,242.92

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Solution

The fourth proportional to 517,680.04, 714,280.26 and 291,242.92 is: 401,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,680.04 : 714,280.26 = 291,242.92 : x
  2. Step 2: Convert to fraction form
    517,680.04/714,280.26 = 291,242.92/x
  3. Step 3: Cross multiply
    517,680.04x = 714,280.26 × 291,242.92
  4. Step 4: Simplify right side
    517,680.04x = 208,029,068,620.76
  5. Step 5: Solve for x
    x = 208,029,068,620.76/517,680.04
  6. Step 6: Final answer
    x = 401,848.73

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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.