Home / 1,000,176.54-1,380,244.50-570,445.62

Finding the Fourth Proportional to 1,000,176.54, 1,380,244.50 and 570,445.62

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Solution

The fourth proportional to 1,000,176.54, 1,380,244.50 and 570,445.62 is: 787,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,176.54 : 1,380,244.50 = 570,445.62 : x
  2. Step 2: Convert to fraction form
    1,000,176.54/1,380,244.50 = 570,445.62/x
  3. Step 3: Cross multiply
    1,000,176.54x = 1,380,244.50 × 570,445.62
  4. Step 4: Simplify right side
    1,000,176.54x = 787,354,429,554.09
  5. Step 5: Solve for x
    x = 787,354,429,554.09/1,000,176.54
  6. Step 6: Final answer
    x = 787,215.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.