Home / 942,058.05-1,300,049.64-512,347.65

Finding the Fourth Proportional to 942,058.05, 1,300,049.64 and 512,347.65

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Solution

The fourth proportional to 942,058.05, 1,300,049.64 and 512,347.65 is: 707,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,058.05 : 1,300,049.64 = 512,347.65 : x
  2. Step 2: Convert to fraction form
    942,058.05/1,300,049.64 = 512,347.65/x
  3. Step 3: Cross multiply
    942,058.05x = 1,300,049.64 × 512,347.65
  4. Step 4: Simplify right side
    942,058.05x = 666,077,377,937.35
  5. Step 5: Solve for x
    x = 666,077,377,937.35/942,058.05
  6. Step 6: Final answer
    x = 707,044.94

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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.