Home / 923,573.94-1,385,263.44-437,139.60

Finding the Fourth Proportional to 923,573.94, 1,385,263.44 and 437,139.60

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Solution

The fourth proportional to 923,573.94, 1,385,263.44 and 437,139.60 is: 655,663.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,573.94 : 1,385,263.44 = 437,139.60 : x
  2. Step 2: Convert to fraction form
    923,573.94/1,385,263.44 = 437,139.60/x
  3. Step 3: Cross multiply
    923,573.94x = 1,385,263.44 × 437,139.60
  4. Step 4: Simplify right side
    923,573.94x = 605,553,506,056.22
  5. Step 5: Solve for x
    x = 605,553,506,056.22/923,573.94
  6. Step 6: Final answer
    x = 655,663.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.