Home / 754,281.90-1,130,675.48-354,206.52

Finding the Fourth Proportional to 754,281.90, 1,130,675.48 and 354,206.52

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Solution

The fourth proportional to 754,281.90, 1,130,675.48 and 354,206.52 is: 530,958.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,281.90 : 1,130,675.48 = 354,206.52 : x
  2. Step 2: Convert to fraction form
    754,281.90/1,130,675.48 = 354,206.52/x
  3. Step 3: Cross multiply
    754,281.90x = 1,130,675.48 × 354,206.52
  4. Step 4: Simplify right side
    754,281.90x = 400,492,627,020.13
  5. Step 5: Solve for x
    x = 400,492,627,020.13/754,281.90
  6. Step 6: Final answer
    x = 530,958.82

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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.