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Finding the Fourth Proportional to 706,527.95, 974,507.22 and 434,238.35

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Solution

The fourth proportional to 706,527.95, 974,507.22 and 434,238.35 is: 598,940.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,527.95 : 974,507.22 = 434,238.35 : x
  2. Step 2: Convert to fraction form
    706,527.95/974,507.22 = 434,238.35/x
  3. Step 3: Cross multiply
    706,527.95x = 974,507.22 × 434,238.35
  4. Step 4: Simplify right side
    706,527.95x = 423,168,402,403.35
  5. Step 5: Solve for x
    x = 423,168,402,403.35/706,527.95
  6. Step 6: Final answer
    x = 598,940.79

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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.