Home / 586,927.38-878,790.47-444,341.36

Finding the Fourth Proportional to 586,927.38, 878,790.47 and 444,341.36

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Solution

The fourth proportional to 586,927.38, 878,790.47 and 444,341.36 is: 665,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,927.38 : 878,790.47 = 444,341.36 : x
  2. Step 2: Convert to fraction form
    586,927.38/878,790.47 = 444,341.36/x
  3. Step 3: Cross multiply
    586,927.38x = 878,790.47 × 444,341.36
  4. Step 4: Simplify right side
    586,927.38x = 390,482,952,570.11
  5. Step 5: Solve for x
    x = 390,482,952,570.11/586,927.38
  6. Step 6: Final answer
    x = 665,300.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.