Home / 881,631.34-1,216,784.25-537,666.82

Finding the Fourth Proportional to 881,631.34, 1,216,784.25 and 537,666.82

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Solution

The fourth proportional to 881,631.34, 1,216,784.25 and 537,666.82 is: 742,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,631.34 : 1,216,784.25 = 537,666.82 : x
  2. Step 2: Convert to fraction form
    881,631.34/1,216,784.25 = 537,666.82/x
  3. Step 3: Cross multiply
    881,631.34x = 1,216,784.25 × 537,666.82
  4. Step 4: Simplify right side
    881,631.34x = 654,224,515,281.62
  5. Step 5: Solve for x
    x = 654,224,515,281.62/881,631.34
  6. Step 6: Final answer
    x = 742,061.32

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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.