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Finding the Fourth Proportional to 614,056.75, 920,066.83 and 373,442.86

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Solution

The fourth proportional to 614,056.75, 920,066.83 and 373,442.86 is: 559,545.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,056.75 : 920,066.83 = 373,442.86 : x
  2. Step 2: Convert to fraction form
    614,056.75/920,066.83 = 373,442.86/x
  3. Step 3: Cross multiply
    614,056.75x = 920,066.83 × 373,442.86
  4. Step 4: Simplify right side
    614,056.75x = 343,592,388,386.33
  5. Step 5: Solve for x
    x = 343,592,388,386.33/614,056.75
  6. Step 6: Final answer
    x = 559,545.01

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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.