Home / 348,023.40-522,812.70-334,804.20

Finding the Fourth Proportional to 348,023.40, 522,812.70 and 334,804.20

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Solution

The fourth proportional to 348,023.40, 522,812.70 and 334,804.20 is: 502,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,023.40 : 522,812.70 = 334,804.20 : x
  2. Step 2: Convert to fraction form
    348,023.40/522,812.70 = 334,804.20/x
  3. Step 3: Cross multiply
    348,023.40x = 522,812.70 × 334,804.20
  4. Step 4: Simplify right side
    348,023.40x = 175,039,887,773.34
  5. Step 5: Solve for x
    x = 175,039,887,773.34/348,023.40
  6. Step 6: Final answer
    x = 502,954.36

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1.5x scale

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.