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Finding the Fourth Proportional to 652,255.70, 977,173.95 and 370,937.30

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Solution

The fourth proportional to 652,255.70, 977,173.95 and 370,937.30 is: 555,718.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,255.70 : 977,173.95 = 370,937.30 : x
  2. Step 2: Convert to fraction form
    652,255.70/977,173.95 = 370,937.30/x
  3. Step 3: Cross multiply
    652,255.70x = 977,173.95 × 370,937.30
  4. Step 4: Simplify right side
    652,255.70x = 362,470,266,643.34
  5. Step 5: Solve for x
    x = 362,470,266,643.34/652,255.70
  6. Step 6: Final answer
    x = 555,718.05

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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.