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Finding the Fourth Proportional to 652,417.40, 977,459.70 and 533,444.60

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Solution

The fourth proportional to 652,417.40, 977,459.70 and 533,444.60 is: 799,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,417.40 : 977,459.70 = 533,444.60 : x
  2. Step 2: Convert to fraction form
    652,417.40/977,459.70 = 533,444.60/x
  3. Step 3: Cross multiply
    652,417.40x = 977,459.70 × 533,444.60
  4. Step 4: Simplify right side
    652,417.40x = 521,420,598,682.62
  5. Step 5: Solve for x
    x = 521,420,598,682.62/652,417.40
  6. Step 6: Final answer
    x = 799,213.20

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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.