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Finding the Fourth Proportional to 584,295.40, 875,492.70 and 528,308.20

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Solution

The fourth proportional to 584,295.40, 875,492.70 and 528,308.20 is: 791,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,295.40 : 875,492.70 = 528,308.20 : x
  2. Step 2: Convert to fraction form
    584,295.40/875,492.70 = 528,308.20/x
  3. Step 3: Cross multiply
    584,295.40x = 875,492.70 × 528,308.20
  4. Step 4: Simplify right side
    584,295.40x = 462,529,972,450.14
  5. Step 5: Solve for x
    x = 462,529,972,450.14/584,295.40
  6. Step 6: Final answer
    x = 791,602.97

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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.