Home / 883,953.54-1,219,798.50-521,294.28

Finding the Fourth Proportional to 883,953.54, 1,219,798.50 and 521,294.28

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Solution

The fourth proportional to 883,953.54, 1,219,798.50 and 521,294.28 is: 719,352.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,953.54 : 1,219,798.50 = 521,294.28 : x
  2. Step 2: Convert to fraction form
    883,953.54/1,219,798.50 = 521,294.28/x
  3. Step 3: Cross multiply
    883,953.54x = 1,219,798.50 × 521,294.28
  4. Step 4: Simplify right side
    883,953.54x = 635,873,980,802.58
  5. Step 5: Solve for x
    x = 635,873,980,802.58/883,953.54
  6. Step 6: Final answer
    x = 719,352.26

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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.