Home / 971,143.32-1,341,024-609,189.35

Finding the Fourth Proportional to 971,143.32, 1,341,024 and 609,189.35

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Solution

The fourth proportional to 971,143.32, 1,341,024 and 609,189.35 is: 841,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,143.32 : 1,341,024 = 609,189.35 : x
  2. Step 2: Convert to fraction form
    971,143.32/1,341,024 = 609,189.35/x
  3. Step 3: Cross multiply
    971,143.32x = 1,341,024 × 609,189.35
  4. Step 4: Simplify right side
    971,143.32x = 816,937,538,894.40
  5. Step 5: Solve for x
    x = 816,937,538,894.40/971,143.32
  6. Step 6: Final answer
    x = 841,212.13

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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.