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Finding the Fourth Proportional to 706,585.55, 975,059.98 and 384,295.46

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Solution

The fourth proportional to 706,585.55, 975,059.98 and 384,295.46 is: 530,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,585.55 : 975,059.98 = 384,295.46 : x
  2. Step 2: Convert to fraction form
    706,585.55/975,059.98 = 384,295.46/x
  3. Step 3: Cross multiply
    706,585.55x = 975,059.98 × 384,295.46
  4. Step 4: Simplify right side
    706,585.55x = 374,711,117,705.65
  5. Step 5: Solve for x
    x = 374,711,117,705.65/706,585.55
  6. Step 6: Final answer
    x = 530,312.46

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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.