Home / 926,211.60-1,389,317.40-739,587.60

Finding the Fourth Proportional to 926,211.60, 1,389,317.40 and 739,587.60

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Solution

The fourth proportional to 926,211.60, 1,389,317.40 and 739,587.60 is: 1,109,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,211.60 : 1,389,317.40 = 739,587.60 : x
  2. Step 2: Convert to fraction form
    926,211.60/1,389,317.40 = 739,587.60/x
  3. Step 3: Cross multiply
    926,211.60x = 1,389,317.40 × 739,587.60
  4. Step 4: Simplify right side
    926,211.60x = 1,027,521,921,504.24
  5. Step 5: Solve for x
    x = 1,027,521,921,504.24/926,211.60
  6. Step 6: Final answer
    x = 1,109,381.40

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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.