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Finding the Fourth Proportional to 630,214.60, 941,303.44 and 570,150.47

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Solution

The fourth proportional to 630,214.60, 941,303.44 and 570,150.47 is: 851,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,214.60 : 941,303.44 = 570,150.47 : x
  2. Step 2: Convert to fraction form
    630,214.60/941,303.44 = 570,150.47/x
  3. Step 3: Cross multiply
    630,214.60x = 941,303.44 × 570,150.47
  4. Step 4: Simplify right side
    630,214.60x = 536,684,596,499.73
  5. Step 5: Solve for x
    x = 536,684,596,499.73/630,214.60
  6. Step 6: Final answer
    x = 851,590.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.