Home / 767,012.04-1,058,512.64-427,482.72

Finding the Fourth Proportional to 767,012.04, 1,058,512.64 and 427,482.72

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Solution

The fourth proportional to 767,012.04, 1,058,512.64 and 427,482.72 is: 589,946.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,012.04 : 1,058,512.64 = 427,482.72 : x
  2. Step 2: Convert to fraction form
    767,012.04/1,058,512.64 = 427,482.72/x
  3. Step 3: Cross multiply
    767,012.04x = 1,058,512.64 × 427,482.72
  4. Step 4: Simplify right side
    767,012.04x = 452,495,860,364.17
  5. Step 5: Solve for x
    x = 452,495,860,364.17/767,012.04
  6. Step 6: Final answer
    x = 589,946.23

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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.