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Finding the Fourth Proportional to 507,848.04, 700,838.25 and 303,907.53

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Solution

The fourth proportional to 507,848.04, 700,838.25 and 303,907.53 is: 419,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,848.04 : 700,838.25 = 303,907.53 : x
  2. Step 2: Convert to fraction form
    507,848.04/700,838.25 = 303,907.53/x
  3. Step 3: Cross multiply
    507,848.04x = 700,838.25 × 303,907.53
  4. Step 4: Simplify right side
    507,848.04x = 212,990,021,487.02
  5. Step 5: Solve for x
    x = 212,990,021,487.02/507,848.04
  6. Step 6: Final answer
    x = 419,397.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.