Home / 830,532.56-1,144,788.84-648,927.76

Finding the Fourth Proportional to 830,532.56, 1,144,788.84 and 648,927.76

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Solution

The fourth proportional to 830,532.56, 1,144,788.84 and 648,927.76 is: 894,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,532.56 : 1,144,788.84 = 648,927.76 : x
  2. Step 2: Convert to fraction form
    830,532.56/1,144,788.84 = 648,927.76/x
  3. Step 3: Cross multiply
    830,532.56x = 1,144,788.84 × 648,927.76
  4. Step 4: Simplify right side
    830,532.56x = 742,885,257,614.20
  5. Step 5: Solve for x
    x = 742,885,257,614.20/830,532.56
  6. Step 6: Final answer
    x = 894,468.55

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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.