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Finding the Fourth Proportional to 614,219.84, 921,335.52 and 601,156.16

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Solution

The fourth proportional to 614,219.84, 921,335.52 and 601,156.16 is: 901,739.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,219.84 : 921,335.52 = 601,156.16 : x
  2. Step 2: Convert to fraction form
    614,219.84/921,335.52 = 601,156.16/x
  3. Step 3: Cross multiply
    614,219.84x = 921,335.52 × 601,156.16
  4. Step 4: Simplify right side
    614,219.84x = 553,866,523,274.80
  5. Step 5: Solve for x
    x = 553,866,523,274.80/614,219.84
  6. Step 6: Final answer
    x = 901,739.88

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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.