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Finding the Fourth Proportional to 587,971.76, 880,776.56 and 497,626.79

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Solution

The fourth proportional to 587,971.76, 880,776.56 and 497,626.79 is: 745,440.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,971.76 : 880,776.56 = 497,626.79 : x
  2. Step 2: Convert to fraction form
    587,971.76/880,776.56 = 497,626.79/x
  3. Step 3: Cross multiply
    587,971.76x = 880,776.56 × 497,626.79
  4. Step 4: Simplify right side
    587,971.76x = 438,298,012,260.04
  5. Step 5: Solve for x
    x = 438,298,012,260.04/587,971.76
  6. Step 6: Final answer
    x = 745,440.58

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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.