Home / 348,022.90-522,034.35-308,365.30

Finding the Fourth Proportional to 348,022.90, 522,034.35 and 308,365.30

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Solution

The fourth proportional to 348,022.90, 522,034.35 and 308,365.30 is: 462,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,022.90 : 522,034.35 = 308,365.30 : x
  2. Step 2: Convert to fraction form
    348,022.90/522,034.35 = 308,365.30/x
  3. Step 3: Cross multiply
    348,022.90x = 522,034.35 × 308,365.30
  4. Step 4: Simplify right side
    348,022.90x = 160,977,278,948.06
  5. Step 5: Solve for x
    x = 160,977,278,948.06/348,022.90
  6. Step 6: Final answer
    x = 462,547.95

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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.