Home / 942,424.92-1,300,561.92-512,705.34

Finding the Fourth Proportional to 942,424.92, 1,300,561.92 and 512,705.34

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Solution

The fourth proportional to 942,424.92, 1,300,561.92 and 512,705.34 is: 707,541.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,424.92 : 1,300,561.92 = 512,705.34 : x
  2. Step 2: Convert to fraction form
    942,424.92/1,300,561.92 = 512,705.34/x
  3. Step 3: Cross multiply
    942,424.92x = 1,300,561.92 × 512,705.34
  4. Step 4: Simplify right side
    942,424.92x = 666,805,041,384.65
  5. Step 5: Solve for x
    x = 666,805,041,384.65/942,424.92
  6. Step 6: Final answer
    x = 707,541.82

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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.