Home / 983,036.61-1,356,504.03-547,421.04

Finding the Fourth Proportional to 983,036.61, 1,356,504.03 and 547,421.04

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Solution

The fourth proportional to 983,036.61, 1,356,504.03 and 547,421.04 is: 755,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,036.61 : 1,356,504.03 = 547,421.04 : x
  2. Step 2: Convert to fraction form
    983,036.61/1,356,504.03 = 547,421.04/x
  3. Step 3: Cross multiply
    983,036.61x = 1,356,504.03 × 547,421.04
  4. Step 4: Simplify right side
    983,036.61x = 742,578,846,866.79
  5. Step 5: Solve for x
    x = 742,578,846,866.79/983,036.61
  6. Step 6: Final answer
    x = 755,392.87

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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.