Home / 877,304.60-1,314,207.30-456,817.40

Finding the Fourth Proportional to 877,304.60, 1,314,207.30 and 456,817.40

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Solution

The fourth proportional to 877,304.60, 1,314,207.30 and 456,817.40 is: 684,315.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,304.60 : 1,314,207.30 = 456,817.40 : x
  2. Step 2: Convert to fraction form
    877,304.60/1,314,207.30 = 456,817.40/x
  3. Step 3: Cross multiply
    877,304.60x = 1,314,207.30 × 456,817.40
  4. Step 4: Simplify right side
    877,304.60x = 600,352,761,847.02
  5. Step 5: Solve for x
    x = 600,352,761,847.02/877,304.60
  6. Step 6: Final answer
    x = 684,315.07

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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.