Home / 1,160,444.16-1,601,328.96-644,225.76

Finding the Fourth Proportional to 1,160,444.16, 1,601,328.96 and 644,225.76

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Solution

The fourth proportional to 1,160,444.16, 1,601,328.96 and 644,225.76 is: 888,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,444.16 : 1,601,328.96 = 644,225.76 : x
  2. Step 2: Convert to fraction form
    1,160,444.16/1,601,328.96 = 644,225.76/x
  3. Step 3: Cross multiply
    1,160,444.16x = 1,601,328.96 × 644,225.76
  4. Step 4: Simplify right side
    1,160,444.16x = 1,031,617,366,266.01
  5. Step 5: Solve for x
    x = 1,031,617,366,266.01/1,160,444.16
  6. Step 6: Final answer
    x = 888,984.93

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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.