Home / 848,518.04-1,171,132.98-538,220

Finding the Fourth Proportional to 848,518.04, 1,171,132.98 and 538,220

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Solution

The fourth proportional to 848,518.04, 1,171,132.98 and 538,220 is: 742,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,518.04 : 1,171,132.98 = 538,220 : x
  2. Step 2: Convert to fraction form
    848,518.04/1,171,132.98 = 538,220/x
  3. Step 3: Cross multiply
    848,518.04x = 1,171,132.98 × 538,220
  4. Step 4: Simplify right side
    848,518.04x = 630,327,192,495.60
  5. Step 5: Solve for x
    x = 630,327,192,495.60/848,518.04
  6. Step 6: Final answer
    x = 742,856.56

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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.