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Finding the Fourth Proportional to 540,366.65, 810,548.88 and 507,483.74

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Solution

The fourth proportional to 540,366.65, 810,548.88 and 507,483.74 is: 761,224.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,366.65 : 810,548.88 = 507,483.74 : x
  2. Step 2: Convert to fraction form
    540,366.65/810,548.88 = 507,483.74/x
  3. Step 3: Cross multiply
    540,366.65x = 810,548.88 × 507,483.74
  4. Step 4: Simplify right side
    540,366.65x = 411,340,373,022.47
  5. Step 5: Solve for x
    x = 411,340,373,022.47/540,366.65
  6. Step 6: Final answer
    x = 761,224.58

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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.