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Finding the Fourth Proportional to 343,292.17, 514,811.85 and 118,594.93

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Solution

The fourth proportional to 343,292.17, 514,811.85 and 118,594.93 is: 177,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,292.17 : 514,811.85 = 118,594.93 : x
  2. Step 2: Convert to fraction form
    343,292.17/514,811.85 = 118,594.93/x
  3. Step 3: Cross multiply
    343,292.17x = 514,811.85 × 118,594.93
  4. Step 4: Simplify right side
    343,292.17x = 61,054,075,313.92
  5. Step 5: Solve for x
    x = 61,054,075,313.92/343,292.17
  6. Step 6: Final answer
    x = 177,848.73

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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.