Home / 560,985.53-841,478.31-140,261.40

Finding the Fourth Proportional to 560,985.53, 841,478.31 and 140,261.40

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Solution

The fourth proportional to 560,985.53, 841,478.31 and 140,261.40 is: 210,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,985.53 : 841,478.31 = 140,261.40 : x
  2. Step 2: Convert to fraction form
    560,985.53/841,478.31 = 140,261.40/x
  3. Step 3: Cross multiply
    560,985.53x = 841,478.31 × 140,261.40
  4. Step 4: Simplify right side
    560,985.53x = 118,026,925,830.23
  5. Step 5: Solve for x
    x = 118,026,925,830.23/560,985.53
  6. Step 6: Final answer
    x = 210,392.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.