Home / 910,281.60-1,365,422.40-590,947.20

Finding the Fourth Proportional to 910,281.60, 1,365,422.40 and 590,947.20

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Solution

The fourth proportional to 910,281.60, 1,365,422.40 and 590,947.20 is: 886,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,281.60 : 1,365,422.40 = 590,947.20 : x
  2. Step 2: Convert to fraction form
    910,281.60/1,365,422.40 = 590,947.20/x
  3. Step 3: Cross multiply
    910,281.60x = 1,365,422.40 × 590,947.20
  4. Step 4: Simplify right side
    910,281.60x = 806,892,544,097.28
  5. Step 5: Solve for x
    x = 806,892,544,097.28/910,281.60
  6. Step 6: Final answer
    x = 886,420.80

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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.