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Finding the Fourth Proportional to 582,520.60, 873,780.90 and 526,533.40

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Solution

The fourth proportional to 582,520.60, 873,780.90 and 526,533.40 is: 789,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,520.60 : 873,780.90 = 526,533.40 : x
  2. Step 2: Convert to fraction form
    582,520.60/873,780.90 = 526,533.40/x
  3. Step 3: Cross multiply
    582,520.60x = 873,780.90 × 526,533.40
  4. Step 4: Simplify right side
    582,520.60x = 460,074,828,132.06
  5. Step 5: Solve for x
    x = 460,074,828,132.06/582,520.60
  6. Step 6: Final answer
    x = 789,800.10

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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.