Finding the Fourth Proportional to 935,767.98, 1,291,353.30 and 506,041.92
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Solution
The fourth proportional to 935,767.98, 1,291,353.30 and 506,041.92 is: 698,334.33
Step by Step Solution
- Step 1: Write the proportion equation
935,767.98 : 1,291,353.30 = 506,041.92 : x - Step 2: Convert to fraction form
935,767.98/1,291,353.30 = 506,041.92/x - Step 3: Cross multiply
935,767.98x = 1,291,353.30 × 506,041.92 - Step 4: Simplify right side
935,767.98x = 653,478,903,330.34 - Step 5: Solve for x
x = 653,478,903,330.34/935,767.98 - Step 6: Final answer
x = 698,334.33
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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.