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Finding the Fourth Proportional to 616,089.20, 924,133.80 and 607,794.80

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Solution

The fourth proportional to 616,089.20, 924,133.80 and 607,794.80 is: 911,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,089.20 : 924,133.80 = 607,794.80 : x
  2. Step 2: Convert to fraction form
    616,089.20/924,133.80 = 607,794.80/x
  3. Step 3: Cross multiply
    616,089.20x = 924,133.80 × 607,794.80
  4. Step 4: Simplify right side
    616,089.20x = 561,683,718,144.24
  5. Step 5: Solve for x
    x = 561,683,718,144.24/616,089.20
  6. Step 6: Final answer
    x = 911,692.20

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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.