Home / 514,254.24-771,878.90-248,202.05

Finding the Fourth Proportional to 514,254.24, 771,878.90 and 248,202.05

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Solution

The fourth proportional to 514,254.24, 771,878.90 and 248,202.05 is: 372,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,254.24 : 771,878.90 = 248,202.05 : x
  2. Step 2: Convert to fraction form
    514,254.24/771,878.90 = 248,202.05/x
  3. Step 3: Cross multiply
    514,254.24x = 771,878.90 × 248,202.05
  4. Step 4: Simplify right side
    514,254.24x = 191,581,920,231.34
  5. Step 5: Solve for x
    x = 191,581,920,231.34/514,254.24
  6. Step 6: Final answer
    x = 372,543.20

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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.