Home / 758,466.54-1,046,677.14-418,927.50

Finding the Fourth Proportional to 758,466.54, 1,046,677.14 and 418,927.50

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Solution

The fourth proportional to 758,466.54, 1,046,677.14 and 418,927.50 is: 578,116.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,466.54 : 1,046,677.14 = 418,927.50 : x
  2. Step 2: Convert to fraction form
    758,466.54/1,046,677.14 = 418,927.50/x
  3. Step 3: Cross multiply
    758,466.54x = 1,046,677.14 × 418,927.50
  4. Step 4: Simplify right side
    758,466.54x = 438,481,837,567.35
  5. Step 5: Solve for x
    x = 438,481,837,567.35/758,466.54
  6. Step 6: Final answer
    x = 578,116.26

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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.