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Finding the Fourth Proportional to 1,014,294, 1,399,769.46 and 561,585

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Solution

The fourth proportional to 1,014,294, 1,399,769.46 and 561,585 is: 775,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,294 : 1,399,769.46 = 561,585 : x
  2. Step 2: Convert to fraction form
    1,014,294/1,399,769.46 = 561,585/x
  3. Step 3: Cross multiply
    1,014,294x = 1,399,769.46 × 561,585
  4. Step 4: Simplify right side
    1,014,294x = 786,089,532,194.10
  5. Step 5: Solve for x
    x = 786,089,532,194.10/1,014,294
  6. Step 6: Final answer
    x = 775,011.52

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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.