Home / 941,043.60-1,411,565.40-408,819.60

Finding the Fourth Proportional to 941,043.60, 1,411,565.40 and 408,819.60

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Solution

The fourth proportional to 941,043.60, 1,411,565.40 and 408,819.60 is: 613,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,043.60 : 1,411,565.40 = 408,819.60 : x
  2. Step 2: Convert to fraction form
    941,043.60/1,411,565.40 = 408,819.60/x
  3. Step 3: Cross multiply
    941,043.60x = 1,411,565.40 × 408,819.60
  4. Step 4: Simplify right side
    941,043.60x = 577,075,602,201.84
  5. Step 5: Solve for x
    x = 577,075,602,201.84/941,043.60
  6. Step 6: Final answer
    x = 613,229.40

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Double scale
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Similar ratio
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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.