Home / 657,333.16-983,405.45-497,868.46

Finding the Fourth Proportional to 657,333.16, 983,405.45 and 497,868.46

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Solution

The fourth proportional to 657,333.16, 983,405.45 and 497,868.46 is: 744,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,333.16 : 983,405.45 = 497,868.46 : x
  2. Step 2: Convert to fraction form
    657,333.16/983,405.45 = 497,868.46/x
  3. Step 3: Cross multiply
    657,333.16x = 983,405.45 × 497,868.46
  4. Step 4: Simplify right side
    657,333.16x = 489,606,554,457.77
  5. Step 5: Solve for x
    x = 489,606,554,457.77/657,333.16
  6. Step 6: Final answer
    x = 744,837.75

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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.