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Finding the Fourth Proportional to 514,390.15, 772,083.23 and 248,337.35

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Solution

The fourth proportional to 514,390.15, 772,083.23 and 248,337.35 is: 372,746.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,390.15 : 772,083.23 = 248,337.35 : x
  2. Step 2: Convert to fraction form
    514,390.15/772,083.23 = 248,337.35/x
  3. Step 3: Cross multiply
    514,390.15x = 772,083.23 × 248,337.35
  4. Step 4: Simplify right side
    514,390.15x = 191,737,102,075.95
  5. Step 5: Solve for x
    x = 191,737,102,075.95/514,390.15
  6. Step 6: Final answer
    x = 372,746.45

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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.