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Finding the Fourth Proportional to 586,544.40, 881,566.20 and 576,046.80

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Solution

The fourth proportional to 586,544.40, 881,566.20 and 576,046.80 is: 865,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,544.40 : 881,566.20 = 576,046.80 : x
  2. Step 2: Convert to fraction form
    586,544.40/881,566.20 = 576,046.80/x
  3. Step 3: Cross multiply
    586,544.40x = 881,566.20 × 576,046.80
  4. Step 4: Simplify right side
    586,544.40x = 507,823,388,498.16
  5. Step 5: Solve for x
    x = 507,823,388,498.16/586,544.40
  6. Step 6: Final answer
    x = 865,788.49

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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.