Home / 529,419.10-730,095.48-348,284.46

Finding the Fourth Proportional to 529,419.10, 730,095.48 and 348,284.46

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Solution

The fourth proportional to 529,419.10, 730,095.48 and 348,284.46 is: 480,301.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,419.10 : 730,095.48 = 348,284.46 : x
  2. Step 2: Convert to fraction form
    529,419.10/730,095.48 = 348,284.46/x
  3. Step 3: Cross multiply
    529,419.10x = 730,095.48 × 348,284.46
  4. Step 4: Simplify right side
    529,419.10x = 254,280,910,000.24
  5. Step 5: Solve for x
    x = 254,280,910,000.24/529,419.10
  6. Step 6: Final answer
    x = 480,301.73

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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.