Home / 698,303.20-1,047,454.80-249,530.80

Finding the Fourth Proportional to 698,303.20, 1,047,454.80 and 249,530.80

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Solution

The fourth proportional to 698,303.20, 1,047,454.80 and 249,530.80 is: 374,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,303.20 : 1,047,454.80 = 249,530.80 : x
  2. Step 2: Convert to fraction form
    698,303.20/1,047,454.80 = 249,530.80/x
  3. Step 3: Cross multiply
    698,303.20x = 1,047,454.80 × 249,530.80
  4. Step 4: Simplify right side
    698,303.20x = 261,372,234,207.84
  5. Step 5: Solve for x
    x = 261,372,234,207.84/698,303.20
  6. Step 6: Final answer
    x = 374,296.20

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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.