Home / 1,235,005.11-1,852,248.45-348,333.75

Finding the Fourth Proportional to 1,235,005.11, 1,852,248.45 and 348,333.75

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Solution

The fourth proportional to 1,235,005.11, 1,852,248.45 and 348,333.75 is: 522,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,005.11 : 1,852,248.45 = 348,333.75 : x
  2. Step 2: Convert to fraction form
    1,235,005.11/1,852,248.45 = 348,333.75/x
  3. Step 3: Cross multiply
    1,235,005.11x = 1,852,248.45 × 348,333.75
  4. Step 4: Simplify right side
    1,235,005.11x = 645,200,648,520.19
  5. Step 5: Solve for x
    x = 645,200,648,520.19/1,235,005.11
  6. Step 6: Final answer
    x = 522,427.51

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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.