Home / 790,623.04-1,184,446.48-390,795.72

Finding the Fourth Proportional to 790,623.04, 1,184,446.48 and 390,795.72

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Solution

The fourth proportional to 790,623.04, 1,184,446.48 and 390,795.72 is: 585,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,623.04 : 1,184,446.48 = 390,795.72 : x
  2. Step 2: Convert to fraction form
    790,623.04/1,184,446.48 = 390,795.72/x
  3. Step 3: Cross multiply
    790,623.04x = 1,184,446.48 × 390,795.72
  4. Step 4: Simplify right side
    790,623.04x = 462,876,614,953.07
  5. Step 5: Solve for x
    x = 462,876,614,953.07/790,623.04
  6. Step 6: Final answer
    x = 585,458.04

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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.