Home / 767,312.46-1,058,877.14-423,180.14

Finding the Fourth Proportional to 767,312.46, 1,058,877.14 and 423,180.14

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Solution

The fourth proportional to 767,312.46, 1,058,877.14 and 423,180.14 is: 583,980.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,312.46 : 1,058,877.14 = 423,180.14 : x
  2. Step 2: Convert to fraction form
    767,312.46/1,058,877.14 = 423,180.14/x
  3. Step 3: Cross multiply
    767,312.46x = 1,058,877.14 × 423,180.14
  4. Step 4: Simplify right side
    767,312.46x = 448,095,768,937.71
  5. Step 5: Solve for x
    x = 448,095,768,937.71/767,312.46
  6. Step 6: Final answer
    x = 583,980.83

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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.