Home / 883,775.56-1,219,624.50-501,812.68

Finding the Fourth Proportional to 883,775.56, 1,219,624.50 and 501,812.68

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Solution

The fourth proportional to 883,775.56, 1,219,624.50 and 501,812.68 is: 692,509.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,775.56 : 1,219,624.50 = 501,812.68 : x
  2. Step 2: Convert to fraction form
    883,775.56/1,219,624.50 = 501,812.68/x
  3. Step 3: Cross multiply
    883,775.56x = 1,219,624.50 × 501,812.68
  4. Step 4: Simplify right side
    883,775.56x = 612,023,038,938.66
  5. Step 5: Solve for x
    x = 612,023,038,938.66/883,775.56
  6. Step 6: Final answer
    x = 692,509.58

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Double scale
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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.