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Finding the Fourth Proportional to 607,752.84, 838,154.10 and 506,114.85

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Solution

The fourth proportional to 607,752.84, 838,154.10 and 506,114.85 is: 697,984.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,752.84 : 838,154.10 = 506,114.85 : x
  2. Step 2: Convert to fraction form
    607,752.84/838,154.10 = 506,114.85/x
  3. Step 3: Cross multiply
    607,752.84x = 838,154.10 × 506,114.85
  4. Step 4: Simplify right side
    607,752.84x = 424,202,236,598.39
  5. Step 5: Solve for x
    x = 424,202,236,598.39/607,752.84
  6. Step 6: Final answer
    x = 697,984.79

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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.