Home / 919,526.76-1,268,927.02-532,358.50

Finding the Fourth Proportional to 919,526.76, 1,268,927.02 and 532,358.50

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Solution

The fourth proportional to 919,526.76, 1,268,927.02 and 532,358.50 is: 734,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,526.76 : 1,268,927.02 = 532,358.50 : x
  2. Step 2: Convert to fraction form
    919,526.76/1,268,927.02 = 532,358.50/x
  3. Step 3: Cross multiply
    919,526.76x = 1,268,927.02 × 532,358.50
  4. Step 4: Simplify right side
    919,526.76x = 675,524,084,976.67
  5. Step 5: Solve for x
    x = 675,524,084,976.67/919,526.76
  6. Step 6: Final answer
    x = 734,643.20

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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.