Home / 790,381.02-1,185,574.56-191,341.23

Finding the Fourth Proportional to 790,381.02, 1,185,574.56 and 191,341.23

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Solution

The fourth proportional to 790,381.02, 1,185,574.56 and 191,341.23 is: 287,012.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,381.02 : 1,185,574.56 = 191,341.23 : x
  2. Step 2: Convert to fraction form
    790,381.02/1,185,574.56 = 191,341.23/x
  3. Step 3: Cross multiply
    790,381.02x = 1,185,574.56 × 191,341.23
  4. Step 4: Simplify right side
    790,381.02x = 226,849,294,567.11
  5. Step 5: Solve for x
    x = 226,849,294,567.11/790,381.02
  6. Step 6: Final answer
    x = 287,012.58

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Double scale
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1.5x scale

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.