Home / 805,248.51-1,111,264.20-437,750.36

Finding the Fourth Proportional to 805,248.51, 1,111,264.20 and 437,750.36

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Solution

The fourth proportional to 805,248.51, 1,111,264.20 and 437,750.36 is: 604,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,248.51 : 1,111,264.20 = 437,750.36 : x
  2. Step 2: Convert to fraction form
    805,248.51/1,111,264.20 = 437,750.36/x
  3. Step 3: Cross multiply
    805,248.51x = 1,111,264.20 × 437,750.36
  4. Step 4: Simplify right side
    805,248.51x = 486,456,303,605.11
  5. Step 5: Solve for x
    x = 486,456,303,605.11/805,248.51
  6. Step 6: Final answer
    x = 604,107.05

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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.