Home / 983,322.40-1,473,946.80-561,690.40

Finding the Fourth Proportional to 983,322.40, 1,473,946.80 and 561,690.40

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Solution

The fourth proportional to 983,322.40, 1,473,946.80 and 561,690.40 is: 841,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,322.40 : 1,473,946.80 = 561,690.40 : x
  2. Step 2: Convert to fraction form
    983,322.40/1,473,946.80 = 561,690.40/x
  3. Step 3: Cross multiply
    983,322.40x = 1,473,946.80 × 561,690.40
  4. Step 4: Simplify right side
    983,322.40x = 827,901,767,670.72
  5. Step 5: Solve for x
    x = 827,901,767,670.72/983,322.40
  6. Step 6: Final answer
    x = 841,943.36

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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.