Home / 1,241,444.58-1,862,129.88-342,940.20

Finding the Fourth Proportional to 1,241,444.58, 1,862,129.88 and 342,940.20

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Solution

The fourth proportional to 1,241,444.58, 1,862,129.88 and 342,940.20 is: 514,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,444.58 : 1,862,129.88 = 342,940.20 : x
  2. Step 2: Convert to fraction form
    1,241,444.58/1,862,129.88 = 342,940.20/x
  3. Step 3: Cross multiply
    1,241,444.58x = 1,862,129.88 × 342,940.20
  4. Step 4: Simplify right side
    1,241,444.58x = 638,599,193,473.18
  5. Step 5: Solve for x
    x = 638,599,193,473.18/1,241,444.58
  6. Step 6: Final answer
    x = 514,400.08

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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.