Home / 747,897.20-1,121,852.20-249,261.20

Finding the Fourth Proportional to 747,897.20, 1,121,852.20 and 249,261.20

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Solution

The fourth proportional to 747,897.20, 1,121,852.20 and 249,261.20 is: 373,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,897.20 : 1,121,852.20 = 249,261.20 : x
  2. Step 2: Convert to fraction form
    747,897.20/1,121,852.20 = 249,261.20/x
  3. Step 3: Cross multiply
    747,897.20x = 1,121,852.20 × 249,261.20
  4. Step 4: Simplify right side
    747,897.20x = 279,634,225,594.64
  5. Step 5: Solve for x
    x = 279,634,225,594.64/747,897.20
  6. Step 6: Final answer
    x = 373,893.93

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Double scale
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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.