Home / 1,035,276.90-1,553,790.15-404,643.30

Finding the Fourth Proportional to 1,035,276.90, 1,553,790.15 and 404,643.30

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Solution

The fourth proportional to 1,035,276.90, 1,553,790.15 and 404,643.30 is: 607,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,276.90 : 1,553,790.15 = 404,643.30 : x
  2. Step 2: Convert to fraction form
    1,035,276.90/1,553,790.15 = 404,643.30/x
  3. Step 3: Cross multiply
    1,035,276.90x = 1,553,790.15 × 404,643.30
  4. Step 4: Simplify right side
    1,035,276.90x = 628,730,773,803.50
  5. Step 5: Solve for x
    x = 628,730,773,803.50/1,035,276.90
  6. Step 6: Final answer
    x = 607,306.87

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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.