Home / 887,582.10-1,330,644.15-382,530.90

Finding the Fourth Proportional to 887,582.10, 1,330,644.15 and 382,530.90

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Solution

The fourth proportional to 887,582.10, 1,330,644.15 and 382,530.90 is: 573,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,582.10 : 1,330,644.15 = 382,530.90 : x
  2. Step 2: Convert to fraction form
    887,582.10/1,330,644.15 = 382,530.90/x
  3. Step 3: Cross multiply
    887,582.10x = 1,330,644.15 × 382,530.90
  4. Step 4: Simplify right side
    887,582.10x = 509,012,504,279.24
  5. Step 5: Solve for x
    x = 509,012,504,279.24/887,582.10
  6. Step 6: Final answer
    x = 573,482.16

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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.