Home / 983,770.39-1,357,699.98-575,847.51

Finding the Fourth Proportional to 983,770.39, 1,357,699.98 and 575,847.51

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Solution

The fourth proportional to 983,770.39, 1,357,699.98 and 575,847.51 is: 794,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,770.39 : 1,357,699.98 = 575,847.51 : x
  2. Step 2: Convert to fraction form
    983,770.39/1,357,699.98 = 575,847.51/x
  3. Step 3: Cross multiply
    983,770.39x = 1,357,699.98 × 575,847.51
  4. Step 4: Simplify right side
    983,770.39x = 781,828,152,810.05
  5. Step 5: Solve for x
    x = 781,828,152,810.05/983,770.39
  6. Step 6: Final answer
    x = 794,726.25

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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.