Home / 805,088.01-1,111,050.68-442,539.45

Finding the Fourth Proportional to 805,088.01, 1,111,050.68 and 442,539.45

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Solution

The fourth proportional to 805,088.01, 1,111,050.68 and 442,539.45 is: 610,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,088.01 : 1,111,050.68 = 442,539.45 : x
  2. Step 2: Convert to fraction form
    805,088.01/1,111,050.68 = 442,539.45/x
  3. Step 3: Cross multiply
    805,088.01x = 1,111,050.68 × 442,539.45
  4. Step 4: Simplify right side
    805,088.01x = 491,683,754,636.63
  5. Step 5: Solve for x
    x = 491,683,754,636.63/805,088.01
  6. Step 6: Final answer
    x = 610,720.50

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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.