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Finding the Fourth Proportional to 593,140.40, 889,710.60 and 587,610.80

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Solution

The fourth proportional to 593,140.40, 889,710.60 and 587,610.80 is: 881,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,140.40 : 889,710.60 = 587,610.80 : x
  2. Step 2: Convert to fraction form
    593,140.40/889,710.60 = 587,610.80/x
  3. Step 3: Cross multiply
    593,140.40x = 889,710.60 × 587,610.80
  4. Step 4: Simplify right side
    593,140.40x = 522,803,557,434.48
  5. Step 5: Solve for x
    x = 522,803,557,434.48/593,140.40
  6. Step 6: Final answer
    x = 881,416.20

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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.