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Finding the Fourth Proportional to 704,527.32, 972,253.20 and 414,060.88

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Solution

The fourth proportional to 704,527.32, 972,253.20 and 414,060.88 is: 571,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,527.32 : 972,253.20 = 414,060.88 : x
  2. Step 2: Convert to fraction form
    704,527.32/972,253.20 = 414,060.88/x
  3. Step 3: Cross multiply
    704,527.32x = 972,253.20 × 414,060.88
  4. Step 4: Simplify right side
    704,527.32x = 402,572,015,574.82
  5. Step 5: Solve for x
    x = 402,572,015,574.82/704,527.32
  6. Step 6: Final answer
    x = 571,407.25

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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.