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Finding the Fourth Proportional to 877,689.53, 1,314,406.03 and 607,058.14

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Solution

The fourth proportional to 877,689.53, 1,314,406.03 and 607,058.14 is: 909,115.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,689.53 : 1,314,406.03 = 607,058.14 : x
  2. Step 2: Convert to fraction form
    877,689.53/1,314,406.03 = 607,058.14/x
  3. Step 3: Cross multiply
    877,689.53x = 1,314,406.03 × 607,058.14
  4. Step 4: Simplify right side
    877,689.53x = 797,920,879,776.58
  5. Step 5: Solve for x
    x = 797,920,879,776.58/877,689.53
  6. Step 6: Final answer
    x = 909,115.19

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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.